Home / 3,534.49-5,301.80-1,069.15

Finding the Fourth Proportional to 3,534.49, 5,301.80 and 1,069.15

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Solution

The fourth proportional to 3,534.49, 5,301.80 and 1,069.15 is: 1,603.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.49 : 5,301.80 = 1,069.15 : x
  2. Step 2: Convert to fraction form
    3,534.49/5,301.80 = 1,069.15/x
  3. Step 3: Cross multiply
    3,534.49x = 5,301.80 × 1,069.15
  4. Step 4: Simplify right side
    3,534.49x = 5,668,419.47
  5. Step 5: Solve for x
    x = 5,668,419.47/3,534.49
  6. Step 6: Final answer
    x = 1,603.74

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.