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Finding the Fourth Proportional to 7,735.88, 10,674.42 and 4,593.32

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Solution

The fourth proportional to 7,735.88, 10,674.42 and 4,593.32 is: 6,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735.88 : 10,674.42 = 4,593.32 : x
  2. Step 2: Convert to fraction form
    7,735.88/10,674.42 = 4,593.32/x
  3. Step 3: Cross multiply
    7,735.88x = 10,674.42 × 4,593.32
  4. Step 4: Simplify right side
    7,735.88x = 49,031,026.87
  5. Step 5: Solve for x
    x = 49,031,026.87/7,735.88
  6. Step 6: Final answer
    x = 6,338.13

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Half scale
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Double scale
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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.