Home / 10,244.55-15,366.13-4,318.89

Finding the Fourth Proportional to 10,244.55, 15,366.13 and 4,318.89

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Solution

The fourth proportional to 10,244.55, 15,366.13 and 4,318.89 is: 6,478.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.55 : 15,366.13 = 4,318.89 : x
  2. Step 2: Convert to fraction form
    10,244.55/15,366.13 = 4,318.89/x
  3. Step 3: Cross multiply
    10,244.55x = 15,366.13 × 4,318.89
  4. Step 4: Simplify right side
    10,244.55x = 66,364,625.20
  5. Step 5: Solve for x
    x = 66,364,625.20/10,244.55
  6. Step 6: Final answer
    x = 6,478.04

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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.