Home / 5,077.50-7,616.26-1,614.76

Finding the Fourth Proportional to 5,077.50, 7,616.26 and 1,614.76

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Solution

The fourth proportional to 5,077.50, 7,616.26 and 1,614.76 is: 2,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.50 : 7,616.26 = 1,614.76 : x
  2. Step 2: Convert to fraction form
    5,077.50/7,616.26 = 1,614.76/x
  3. Step 3: Cross multiply
    5,077.50x = 7,616.26 × 1,614.76
  4. Step 4: Simplify right side
    5,077.50x = 12,298,432.00
  5. Step 5: Solve for x
    x = 12,298,432.00/5,077.50
  6. Step 6: Final answer
    x = 2,422.14

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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.