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Finding the Fourth Proportional to 5,353.73, 8,030.68 and 1,655.91

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Solution

The fourth proportional to 5,353.73, 8,030.68 and 1,655.91 is: 2,483.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.73 : 8,030.68 = 1,655.91 : x
  2. Step 2: Convert to fraction form
    5,353.73/8,030.68 = 1,655.91/x
  3. Step 3: Cross multiply
    5,353.73x = 8,030.68 × 1,655.91
  4. Step 4: Simplify right side
    5,353.73x = 13,298,092.63
  5. Step 5: Solve for x
    x = 13,298,092.63/5,353.73
  6. Step 6: Final answer
    x = 2,483.89

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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.