Home / 10,943.10-15,098.67-6,633.90

Finding the Fourth Proportional to 10,943.10, 15,098.67 and 6,633.90

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Solution

The fourth proportional to 10,943.10, 15,098.67 and 6,633.90 is: 9,153.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.10 : 15,098.67 = 6,633.90 : x
  2. Step 2: Convert to fraction form
    10,943.10/15,098.67 = 6,633.90/x
  3. Step 3: Cross multiply
    10,943.10x = 15,098.67 × 6,633.90
  4. Step 4: Simplify right side
    10,943.10x = 100,163,066.91
  5. Step 5: Solve for x
    x = 100,163,066.91/10,943.10
  6. Step 6: Final answer
    x = 9,153.08

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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.