Home / 4,248.23-6,372.12-1,326.32

Finding the Fourth Proportional to 4,248.23, 6,372.12 and 1,326.32

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Solution

The fourth proportional to 4,248.23, 6,372.12 and 1,326.32 is: 1,989.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.23 : 6,372.12 = 1,326.32 : x
  2. Step 2: Convert to fraction form
    4,248.23/6,372.12 = 1,326.32/x
  3. Step 3: Cross multiply
    4,248.23x = 6,372.12 × 1,326.32
  4. Step 4: Simplify right side
    4,248.23x = 8,451,470.20
  5. Step 5: Solve for x
    x = 8,451,470.20/4,248.23
  6. Step 6: Final answer
    x = 1,989.41

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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.