Home / 10,125.57-15,183.15-4,575.91

Finding the Fourth Proportional to 10,125.57, 15,183.15 and 4,575.91

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Solution

The fourth proportional to 10,125.57, 15,183.15 and 4,575.91 is: 6,861.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.57 : 15,183.15 = 4,575.91 : x
  2. Step 2: Convert to fraction form
    10,125.57/15,183.15 = 4,575.91/x
  3. Step 3: Cross multiply
    10,125.57x = 15,183.15 × 4,575.91
  4. Step 4: Simplify right side
    10,125.57x = 69,476,652.00
  5. Step 5: Solve for x
    x = 69,476,652.00/10,125.57
  6. Step 6: Final answer
    x = 6,861.51

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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.