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Finding the Fourth Proportional to 5,068.52, 6,992.56 and 2,943.68

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Solution

The fourth proportional to 5,068.52, 6,992.56 and 2,943.68 is: 4,061.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.52 : 6,992.56 = 2,943.68 : x
  2. Step 2: Convert to fraction form
    5,068.52/6,992.56 = 2,943.68/x
  3. Step 3: Cross multiply
    5,068.52x = 6,992.56 × 2,943.68
  4. Step 4: Simplify right side
    5,068.52x = 20,583,859.02
  5. Step 5: Solve for x
    x = 20,583,859.02/5,068.52
  6. Step 6: Final answer
    x = 4,061.12

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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.