Home / 3,553.29-5,302.12-3,532.78

Finding the Fourth Proportional to 3,553.29, 5,302.12 and 3,532.78

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Solution

The fourth proportional to 3,553.29, 5,302.12 and 3,532.78 is: 5,271.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.29 : 5,302.12 = 3,532.78 : x
  2. Step 2: Convert to fraction form
    3,553.29/5,302.12 = 3,532.78/x
  3. Step 3: Cross multiply
    3,553.29x = 5,302.12 × 3,532.78
  4. Step 4: Simplify right side
    3,553.29x = 18,731,223.49
  5. Step 5: Solve for x
    x = 18,731,223.49/3,553.29
  6. Step 6: Final answer
    x = 5,271.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.