Home / 5,125.17-7,685.58-1,614.33

Finding the Fourth Proportional to 5,125.17, 7,685.58 and 1,614.33

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Solution

The fourth proportional to 5,125.17, 7,685.58 and 1,614.33 is: 2,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.17 : 7,685.58 = 1,614.33 : x
  2. Step 2: Convert to fraction form
    5,125.17/7,685.58 = 1,614.33/x
  3. Step 3: Cross multiply
    5,125.17x = 7,685.58 × 1,614.33
  4. Step 4: Simplify right side
    5,125.17x = 12,407,068.42
  5. Step 5: Solve for x
    x = 12,407,068.42/5,125.17
  6. Step 6: Final answer
    x = 2,420.81

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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.