Home / 6,513-9,769.98-2,617.43

Finding the Fourth Proportional to 6,513, 9,769.98 and 2,617.43

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Solution

The fourth proportional to 6,513, 9,769.98 and 2,617.43 is: 3,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513 : 9,769.98 = 2,617.43 : x
  2. Step 2: Convert to fraction form
    6,513/9,769.98 = 2,617.43/x
  3. Step 3: Cross multiply
    6,513x = 9,769.98 × 2,617.43
  4. Step 4: Simplify right side
    6,513x = 25,572,189.90
  5. Step 5: Solve for x
    x = 25,572,189.90/6,513
  6. Step 6: Final answer
    x = 3,926.33

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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.