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Finding the Fourth Proportional to 10,473.84, 14,454 and 5,758.02

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Solution

The fourth proportional to 10,473.84, 14,454 and 5,758.02 is: 7,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,473.84 : 14,454 = 5,758.02 : x
  2. Step 2: Convert to fraction form
    10,473.84/14,454 = 5,758.02/x
  3. Step 3: Cross multiply
    10,473.84x = 14,454 × 5,758.02
  4. Step 4: Simplify right side
    10,473.84x = 83,226,421.08
  5. Step 5: Solve for x
    x = 83,226,421.08/10,473.84
  6. Step 6: Final answer
    x = 7,946.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.