Home / 10,160.04-15,240.06-4,312.55

Finding the Fourth Proportional to 10,160.04, 15,240.06 and 4,312.55

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Solution

The fourth proportional to 10,160.04, 15,240.06 and 4,312.55 is: 6,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.04 : 15,240.06 = 4,312.55 : x
  2. Step 2: Convert to fraction form
    10,160.04/15,240.06 = 4,312.55/x
  3. Step 3: Cross multiply
    10,160.04x = 15,240.06 × 4,312.55
  4. Step 4: Simplify right side
    10,160.04x = 65,723,473.13
  5. Step 5: Solve for x
    x = 65,723,473.13/10,160.04
  6. Step 6: Final answer
    x = 6,468.82

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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.