Home / 9,834.78-14,753.13-2,911.26

Finding the Fourth Proportional to 9,834.78, 14,753.13 and 2,911.26

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Solution

The fourth proportional to 9,834.78, 14,753.13 and 2,911.26 is: 4,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834.78 : 14,753.13 = 2,911.26 : x
  2. Step 2: Convert to fraction form
    9,834.78/14,753.13 = 2,911.26/x
  3. Step 3: Cross multiply
    9,834.78x = 14,753.13 × 2,911.26
  4. Step 4: Simplify right side
    9,834.78x = 42,950,197.24
  5. Step 5: Solve for x
    x = 42,950,197.24/9,834.78
  6. Step 6: Final answer
    x = 4,367.17

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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.