Home / 10,601.85-15,900.34-4,760.13

Finding the Fourth Proportional to 10,601.85, 15,900.34 and 4,760.13

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Solution

The fourth proportional to 10,601.85, 15,900.34 and 4,760.13 is: 7,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601.85 : 15,900.34 = 4,760.13 : x
  2. Step 2: Convert to fraction form
    10,601.85/15,900.34 = 4,760.13/x
  3. Step 3: Cross multiply
    10,601.85x = 15,900.34 × 4,760.13
  4. Step 4: Simplify right side
    10,601.85x = 75,687,594.04
  5. Step 5: Solve for x
    x = 75,687,594.04/10,601.85
  6. Step 6: Final answer
    x = 7,139.10

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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.