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Finding the Fourth Proportional to 5,065.91, 7,598.08 and 1,947.39

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Solution

The fourth proportional to 5,065.91, 7,598.08 and 1,947.39 is: 2,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.91 : 7,598.08 = 1,947.39 : x
  2. Step 2: Convert to fraction form
    5,065.91/7,598.08 = 1,947.39/x
  3. Step 3: Cross multiply
    5,065.91x = 7,598.08 × 1,947.39
  4. Step 4: Simplify right side
    5,065.91x = 14,796,425.01
  5. Step 5: Solve for x
    x = 14,796,425.01/5,065.91
  6. Step 6: Final answer
    x = 2,920.78

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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.