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Finding the Fourth Proportional to 6,602.36, 9,110.99 and 3,951.23

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Solution

The fourth proportional to 6,602.36, 9,110.99 and 3,951.23 is: 5,452.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602.36 : 9,110.99 = 3,951.23 : x
  2. Step 2: Convert to fraction form
    6,602.36/9,110.99 = 3,951.23/x
  3. Step 3: Cross multiply
    6,602.36x = 9,110.99 × 3,951.23
  4. Step 4: Simplify right side
    6,602.36x = 35,999,551.71
  5. Step 5: Solve for x
    x = 35,999,551.71/6,602.36
  6. Step 6: Final answer
    x = 5,452.53

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Half scale
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Double scale
Find fourth proportional to 6,603.36, 9,112.36 and 3,952.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.