Home / 5,134.08-7,700.98-1,436.57

Finding the Fourth Proportional to 5,134.08, 7,700.98 and 1,436.57

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Solution

The fourth proportional to 5,134.08, 7,700.98 and 1,436.57 is: 2,154.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.08 : 7,700.98 = 1,436.57 : x
  2. Step 2: Convert to fraction form
    5,134.08/7,700.98 = 1,436.57/x
  3. Step 3: Cross multiply
    5,134.08x = 7,700.98 × 1,436.57
  4. Step 4: Simplify right side
    5,134.08x = 11,062,996.84
  5. Step 5: Solve for x
    x = 11,062,996.84/5,134.08
  6. Step 6: Final answer
    x = 2,154.82

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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.