Home / 10,934.48-16,386.36-5,729.84

Finding the Fourth Proportional to 10,934.48, 16,386.36 and 5,729.84

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Solution

The fourth proportional to 10,934.48, 16,386.36 and 5,729.84 is: 8,586.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.48 : 16,386.36 = 5,729.84 : x
  2. Step 2: Convert to fraction form
    10,934.48/16,386.36 = 5,729.84/x
  3. Step 3: Cross multiply
    10,934.48x = 16,386.36 × 5,729.84
  4. Step 4: Simplify right side
    10,934.48x = 93,891,220.98
  5. Step 5: Solve for x
    x = 93,891,220.98/10,934.48
  6. Step 6: Final answer
    x = 8,586.71

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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.