Home / 5,345.90-8,020.24-2,224.92

Finding the Fourth Proportional to 5,345.90, 8,020.24 and 2,224.92

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Solution

The fourth proportional to 5,345.90, 8,020.24 and 2,224.92 is: 3,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.90 : 8,020.24 = 2,224.92 : x
  2. Step 2: Convert to fraction form
    5,345.90/8,020.24 = 2,224.92/x
  3. Step 3: Cross multiply
    5,345.90x = 8,020.24 × 2,224.92
  4. Step 4: Simplify right side
    5,345.90x = 17,844,392.38
  5. Step 5: Solve for x
    x = 17,844,392.38/5,345.90
  6. Step 6: Final answer
    x = 3,337.96

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1.5x scale

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.