Home / 10,520.08-15,771.28-4,592.45

Finding the Fourth Proportional to 10,520.08, 15,771.28 and 4,592.45

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Solution

The fourth proportional to 10,520.08, 15,771.28 and 4,592.45 is: 6,884.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,520.08 : 15,771.28 = 4,592.45 : x
  2. Step 2: Convert to fraction form
    10,520.08/15,771.28 = 4,592.45/x
  3. Step 3: Cross multiply
    10,520.08x = 15,771.28 × 4,592.45
  4. Step 4: Simplify right side
    10,520.08x = 72,428,791.87
  5. Step 5: Solve for x
    x = 72,428,791.87/10,520.08
  6. Step 6: Final answer
    x = 6,884.82

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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.