Home / 5,565.30-8,345.52-1,668.96

Finding the Fourth Proportional to 5,565.30, 8,345.52 and 1,668.96

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Solution

The fourth proportional to 5,565.30, 8,345.52 and 1,668.96 is: 2,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.30 : 8,345.52 = 1,668.96 : x
  2. Step 2: Convert to fraction form
    5,565.30/8,345.52 = 1,668.96/x
  3. Step 3: Cross multiply
    5,565.30x = 8,345.52 × 1,668.96
  4. Step 4: Simplify right side
    5,565.30x = 13,928,339.06
  5. Step 5: Solve for x
    x = 13,928,339.06/5,565.30
  6. Step 6: Final answer
    x = 2,502.71

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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.