Home / 4,272.53-6,407.87-1,349.24

Finding the Fourth Proportional to 4,272.53, 6,407.87 and 1,349.24

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Solution

The fourth proportional to 4,272.53, 6,407.87 and 1,349.24 is: 2,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.53 : 6,407.87 = 1,349.24 : x
  2. Step 2: Convert to fraction form
    4,272.53/6,407.87 = 1,349.24/x
  3. Step 3: Cross multiply
    4,272.53x = 6,407.87 × 1,349.24
  4. Step 4: Simplify right side
    4,272.53x = 8,645,715.73
  5. Step 5: Solve for x
    x = 8,645,715.73/4,272.53
  6. Step 6: Final answer
    x = 2,023.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.