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Finding the Fourth Proportional to 7,675.94, 10,593.20 and 4,691.32

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Solution

The fourth proportional to 7,675.94, 10,593.20 and 4,691.32 is: 6,474.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.94 : 10,593.20 = 4,691.32 : x
  2. Step 2: Convert to fraction form
    7,675.94/10,593.20 = 4,691.32/x
  3. Step 3: Cross multiply
    7,675.94x = 10,593.20 × 4,691.32
  4. Step 4: Simplify right side
    7,675.94x = 49,696,091.02
  5. Step 5: Solve for x
    x = 49,696,091.02/7,675.94
  6. Step 6: Final answer
    x = 6,474.27

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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.