Home / 5,335.48-8,003.37-1,439.88

Finding the Fourth Proportional to 5,335.48, 8,003.37 and 1,439.88

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Solution

The fourth proportional to 5,335.48, 8,003.37 and 1,439.88 is: 2,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.48 : 8,003.37 = 1,439.88 : x
  2. Step 2: Convert to fraction form
    5,335.48/8,003.37 = 1,439.88/x
  3. Step 3: Cross multiply
    5,335.48x = 8,003.37 × 1,439.88
  4. Step 4: Simplify right side
    5,335.48x = 11,523,892.40
  5. Step 5: Solve for x
    x = 11,523,892.40/5,335.48
  6. Step 6: Final answer
    x = 2,159.86

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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.