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Finding the Fourth Proportional to 5,134.71, 7,702.07 and 2,944.83

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Solution

The fourth proportional to 5,134.71, 7,702.07 and 2,944.83 is: 4,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.71 : 7,702.07 = 2,944.83 : x
  2. Step 2: Convert to fraction form
    5,134.71/7,702.07 = 2,944.83/x
  3. Step 3: Cross multiply
    5,134.71x = 7,702.07 × 2,944.83
  4. Step 4: Simplify right side
    5,134.71x = 22,681,272.07
  5. Step 5: Solve for x
    x = 22,681,272.07/5,134.71
  6. Step 6: Final answer
    x = 4,417.25

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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.