Home / 10,718.10-14,791.49-6,469.07

Finding the Fourth Proportional to 10,718.10, 14,791.49 and 6,469.07

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Solution

The fourth proportional to 10,718.10, 14,791.49 and 6,469.07 is: 8,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.10 : 14,791.49 = 6,469.07 : x
  2. Step 2: Convert to fraction form
    10,718.10/14,791.49 = 6,469.07/x
  3. Step 3: Cross multiply
    10,718.10x = 14,791.49 × 6,469.07
  4. Step 4: Simplify right side
    10,718.10x = 95,687,190.59
  5. Step 5: Solve for x
    x = 95,687,190.59/10,718.10
  6. Step 6: Final answer
    x = 8,927.62

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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.