Home / 8,147.24-11,242.50-4,790.18

Finding the Fourth Proportional to 8,147.24, 11,242.50 and 4,790.18

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Solution

The fourth proportional to 8,147.24, 11,242.50 and 4,790.18 is: 6,610.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.24 : 11,242.50 = 4,790.18 : x
  2. Step 2: Convert to fraction form
    8,147.24/11,242.50 = 4,790.18/x
  3. Step 3: Cross multiply
    8,147.24x = 11,242.50 × 4,790.18
  4. Step 4: Simplify right side
    8,147.24x = 53,853,598.65
  5. Step 5: Solve for x
    x = 53,853,598.65/8,147.24
  6. Step 6: Final answer
    x = 6,610.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.