Home / 10,125.16-15,195.84-4,285.84

Finding the Fourth Proportional to 10,125.16, 15,195.84 and 4,285.84

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Solution

The fourth proportional to 10,125.16, 15,195.84 and 4,285.84 is: 6,432.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.16 : 15,195.84 = 4,285.84 : x
  2. Step 2: Convert to fraction form
    10,125.16/15,195.84 = 4,285.84/x
  3. Step 3: Cross multiply
    10,125.16x = 15,195.84 × 4,285.84
  4. Step 4: Simplify right side
    10,125.16x = 65,126,938.91
  5. Step 5: Solve for x
    x = 65,126,938.91/10,125.16
  6. Step 6: Final answer
    x = 6,432.19

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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.