Home / 5,565.11-8,347.66-1,669.61

Finding the Fourth Proportional to 5,565.11, 8,347.66 and 1,669.61

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Solution

The fourth proportional to 5,565.11, 8,347.66 and 1,669.61 is: 2,504.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.11 : 8,347.66 = 1,669.61 : x
  2. Step 2: Convert to fraction form
    5,565.11/8,347.66 = 1,669.61/x
  3. Step 3: Cross multiply
    5,565.11x = 8,347.66 × 1,669.61
  4. Step 4: Simplify right side
    5,565.11x = 13,937,353.31
  5. Step 5: Solve for x
    x = 13,937,353.31/5,565.11
  6. Step 6: Final answer
    x = 2,504.42

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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.