Home / 5,335.10-8,002.02-1,439.82

Finding the Fourth Proportional to 5,335.10, 8,002.02 and 1,439.82

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Solution

The fourth proportional to 5,335.10, 8,002.02 and 1,439.82 is: 2,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.10 : 8,002.02 = 1,439.82 : x
  2. Step 2: Convert to fraction form
    5,335.10/8,002.02 = 1,439.82/x
  3. Step 3: Cross multiply
    5,335.10x = 8,002.02 × 1,439.82
  4. Step 4: Simplify right side
    5,335.10x = 11,521,468.44
  5. Step 5: Solve for x
    x = 11,521,468.44/5,335.10
  6. Step 6: Final answer
    x = 2,159.56

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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.