Home / 8,167.23-11,270.34-4,629.15

Finding the Fourth Proportional to 8,167.23, 11,270.34 and 4,629.15

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Solution

The fourth proportional to 8,167.23, 11,270.34 and 4,629.15 is: 6,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.23 : 11,270.34 = 4,629.15 : x
  2. Step 2: Convert to fraction form
    8,167.23/11,270.34 = 4,629.15/x
  3. Step 3: Cross multiply
    8,167.23x = 11,270.34 × 4,629.15
  4. Step 4: Simplify right side
    8,167.23x = 52,172,094.41
  5. Step 5: Solve for x
    x = 52,172,094.41/8,167.23
  6. Step 6: Final answer
    x = 6,387.98

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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.