Home / 5,603.31-8,405.36-1,654.52

Finding the Fourth Proportional to 5,603.31, 8,405.36 and 1,654.52

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Solution

The fourth proportional to 5,603.31, 8,405.36 and 1,654.52 is: 2,481.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.31 : 8,405.36 = 1,654.52 : x
  2. Step 2: Convert to fraction form
    5,603.31/8,405.36 = 1,654.52/x
  3. Step 3: Cross multiply
    5,603.31x = 8,405.36 × 1,654.52
  4. Step 4: Simplify right side
    5,603.31x = 13,906,785.93
  5. Step 5: Solve for x
    x = 13,906,785.93/5,603.31
  6. Step 6: Final answer
    x = 2,481.89

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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.