Home / 10,718.19-14,791.62-6,469.17

Finding the Fourth Proportional to 10,718.19, 14,791.62 and 6,469.17

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Solution

The fourth proportional to 10,718.19, 14,791.62 and 6,469.17 is: 8,927.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.19 : 14,791.62 = 6,469.17 : x
  2. Step 2: Convert to fraction form
    10,718.19/14,791.62 = 6,469.17/x
  3. Step 3: Cross multiply
    10,718.19x = 14,791.62 × 6,469.17
  4. Step 4: Simplify right side
    10,718.19x = 95,689,541.33
  5. Step 5: Solve for x
    x = 95,689,541.33/10,718.19
  6. Step 6: Final answer
    x = 8,927.77

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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.