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Finding the Fourth Proportional to 10,068.84, 13,894.20 and 5,592.24

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Solution

The fourth proportional to 10,068.84, 13,894.20 and 5,592.24 is: 7,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068.84 : 13,894.20 = 5,592.24 : x
  2. Step 2: Convert to fraction form
    10,068.84/13,894.20 = 5,592.24/x
  3. Step 3: Cross multiply
    10,068.84x = 13,894.20 × 5,592.24
  4. Step 4: Simplify right side
    10,068.84x = 77,699,701.01
  5. Step 5: Solve for x
    x = 77,699,701.01/10,068.84
  6. Step 6: Final answer
    x = 7,716.85

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1.5x scale

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.