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Finding the Fourth Proportional to 10,473.93, 15,718.61 and 5,797.90

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Solution

The fourth proportional to 10,473.93, 15,718.61 and 5,797.90 is: 8,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,473.93 : 15,718.61 = 5,797.90 : x
  2. Step 2: Convert to fraction form
    10,473.93/15,718.61 = 5,797.90/x
  3. Step 3: Cross multiply
    10,473.93x = 15,718.61 × 5,797.90
  4. Step 4: Simplify right side
    10,473.93x = 91,134,928.92
  5. Step 5: Solve for x
    x = 91,134,928.92/10,473.93
  6. Step 6: Final answer
    x = 8,701.12

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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.