Home / 7,675.39-10,591.28-4,318.13

Finding the Fourth Proportional to 7,675.39, 10,591.28 and 4,318.13

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Solution

The fourth proportional to 7,675.39, 10,591.28 and 4,318.13 is: 5,958.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.39 : 10,591.28 = 4,318.13 : x
  2. Step 2: Convert to fraction form
    7,675.39/10,591.28 = 4,318.13/x
  3. Step 3: Cross multiply
    7,675.39x = 10,591.28 × 4,318.13
  4. Step 4: Simplify right side
    7,675.39x = 45,734,508.22
  5. Step 5: Solve for x
    x = 45,734,508.22/7,675.39
  6. Step 6: Final answer
    x = 5,958.59

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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.