Home / 4,272.42-6,407.70-1,499.04

Finding the Fourth Proportional to 4,272.42, 6,407.70 and 1,499.04

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Solution

The fourth proportional to 4,272.42, 6,407.70 and 1,499.04 is: 2,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.42 : 6,407.70 = 1,499.04 : x
  2. Step 2: Convert to fraction form
    4,272.42/6,407.70 = 1,499.04/x
  3. Step 3: Cross multiply
    4,272.42x = 6,407.70 × 1,499.04
  4. Step 4: Simplify right side
    4,272.42x = 9,605,398.61
  5. Step 5: Solve for x
    x = 9,605,398.61/4,272.42
  6. Step 6: Final answer
    x = 2,248.23

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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.