Home / 7,708.38-10,637.46-4,171.52

Finding the Fourth Proportional to 7,708.38, 10,637.46 and 4,171.52

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Solution

The fourth proportional to 7,708.38, 10,637.46 and 4,171.52 is: 5,756.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.38 : 10,637.46 = 4,171.52 : x
  2. Step 2: Convert to fraction form
    7,708.38/10,637.46 = 4,171.52/x
  3. Step 3: Cross multiply
    7,708.38x = 10,637.46 × 4,171.52
  4. Step 4: Simplify right side
    7,708.38x = 44,374,377.14
  5. Step 5: Solve for x
    x = 44,374,377.14/7,708.38
  6. Step 6: Final answer
    x = 5,756.64

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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.