Home / 10,109.32-15,164.04-4,265.17

Finding the Fourth Proportional to 10,109.32, 15,164.04 and 4,265.17

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Solution

The fourth proportional to 10,109.32, 15,164.04 and 4,265.17 is: 6,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109.32 : 15,164.04 = 4,265.17 : x
  2. Step 2: Convert to fraction form
    10,109.32/15,164.04 = 4,265.17/x
  3. Step 3: Cross multiply
    10,109.32x = 15,164.04 × 4,265.17
  4. Step 4: Simplify right side
    10,109.32x = 64,677,208.49
  5. Step 5: Solve for x
    x = 64,677,208.49/10,109.32
  6. Step 6: Final answer
    x = 6,397.78

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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.