Home / 10,383.36-14,329.44-6,191.52

Finding the Fourth Proportional to 10,383.36, 14,329.44 and 6,191.52

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Solution

The fourth proportional to 10,383.36, 14,329.44 and 6,191.52 is: 8,544.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.36 : 14,329.44 = 6,191.52 : x
  2. Step 2: Convert to fraction form
    10,383.36/14,329.44 = 6,191.52/x
  3. Step 3: Cross multiply
    10,383.36x = 14,329.44 × 6,191.52
  4. Step 4: Simplify right side
    10,383.36x = 88,721,014.35
  5. Step 5: Solve for x
    x = 88,721,014.35/10,383.36
  6. Step 6: Final answer
    x = 8,544.54

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Half scale
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Double scale
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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.