Home / 3,432.56-4,758.60-3,245.47

Finding the Fourth Proportional to 3,432.56, 4,758.60 and 3,245.47

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Solution

The fourth proportional to 3,432.56, 4,758.60 and 3,245.47 is: 4,499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.56 : 4,758.60 = 3,245.47 : x
  2. Step 2: Convert to fraction form
    3,432.56/4,758.60 = 3,245.47/x
  3. Step 3: Cross multiply
    3,432.56x = 4,758.60 × 3,245.47
  4. Step 4: Simplify right side
    3,432.56x = 15,443,926.21
  5. Step 5: Solve for x
    x = 15,443,926.21/3,432.56
  6. Step 6: Final answer
    x = 4,499.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.