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Finding the Fourth Proportional to 5,353.14, 8,030.90 and 1,604.77

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Solution

The fourth proportional to 5,353.14, 8,030.90 and 1,604.77 is: 2,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.14 : 8,030.90 = 1,604.77 : x
  2. Step 2: Convert to fraction form
    5,353.14/8,030.90 = 1,604.77/x
  3. Step 3: Cross multiply
    5,353.14x = 8,030.90 × 1,604.77
  4. Step 4: Simplify right side
    5,353.14x = 12,887,778.77
  5. Step 5: Solve for x
    x = 12,887,778.77/5,353.14
  6. Step 6: Final answer
    x = 2,407.52

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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.