Home / 10,854.17-16,279.43-4,929.22

Finding the Fourth Proportional to 10,854.17, 16,279.43 and 4,929.22

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Solution

The fourth proportional to 10,854.17, 16,279.43 and 4,929.22 is: 7,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.17 : 16,279.43 = 4,929.22 : x
  2. Step 2: Convert to fraction form
    10,854.17/16,279.43 = 4,929.22/x
  3. Step 3: Cross multiply
    10,854.17x = 16,279.43 × 4,929.22
  4. Step 4: Simplify right side
    10,854.17x = 80,244,826.60
  5. Step 5: Solve for x
    x = 80,244,826.60/10,854.17
  6. Step 6: Final answer
    x = 7,393.00

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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.