Home / 7,375.28-10,176.59-4,390.62

Finding the Fourth Proportional to 7,375.28, 10,176.59 and 4,390.62

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Solution

The fourth proportional to 7,375.28, 10,176.59 and 4,390.62 is: 6,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.28 : 10,176.59 = 4,390.62 : x
  2. Step 2: Convert to fraction form
    7,375.28/10,176.59 = 4,390.62/x
  3. Step 3: Cross multiply
    7,375.28x = 10,176.59 × 4,390.62
  4. Step 4: Simplify right side
    7,375.28x = 44,681,517.63
  5. Step 5: Solve for x
    x = 44,681,517.63/7,375.28
  6. Step 6: Final answer
    x = 6,058.28

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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.