Home / 4,540.32-6,251.28-4,125.08

Finding the Fourth Proportional to 4,540.32, 6,251.28 and 4,125.08

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Solution

The fourth proportional to 4,540.32, 6,251.28 and 4,125.08 is: 5,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.32 : 6,251.28 = 4,125.08 : x
  2. Step 2: Convert to fraction form
    4,540.32/6,251.28 = 4,125.08/x
  3. Step 3: Cross multiply
    4,540.32x = 6,251.28 × 4,125.08
  4. Step 4: Simplify right side
    4,540.32x = 25,787,030.10
  5. Step 5: Solve for x
    x = 25,787,030.10/4,540.32
  6. Step 6: Final answer
    x = 5,679.56

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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.