Home / 6,020.52-8,310.72-5,177.80

Finding the Fourth Proportional to 6,020.52, 8,310.72 and 5,177.80

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Solution

The fourth proportional to 6,020.52, 8,310.72 and 5,177.80 is: 7,147.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,020.52 : 8,310.72 = 5,177.80 : x
  2. Step 2: Convert to fraction form
    6,020.52/8,310.72 = 5,177.80/x
  3. Step 3: Cross multiply
    6,020.52x = 8,310.72 × 5,177.80
  4. Step 4: Simplify right side
    6,020.52x = 43,031,246.02
  5. Step 5: Solve for x
    x = 43,031,246.02/6,020.52
  6. Step 6: Final answer
    x = 7,147.43

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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.