Home / 10,454.04-15,677.64-3,432.15

Finding the Fourth Proportional to 10,454.04, 15,677.64 and 3,432.15

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Solution

The fourth proportional to 10,454.04, 15,677.64 and 3,432.15 is: 5,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.04 : 15,677.64 = 3,432.15 : x
  2. Step 2: Convert to fraction form
    10,454.04/15,677.64 = 3,432.15/x
  3. Step 3: Cross multiply
    10,454.04x = 15,677.64 × 3,432.15
  4. Step 4: Simplify right side
    10,454.04x = 53,808,012.13
  5. Step 5: Solve for x
    x = 53,808,012.13/10,454.04
  6. Step 6: Final answer
    x = 5,147.10

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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.