Home / 10,966.49-16,449.93-3,570.92

Finding the Fourth Proportional to 10,966.49, 16,449.93 and 3,570.92

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Solution

The fourth proportional to 10,966.49, 16,449.93 and 3,570.92 is: 5,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.49 : 16,449.93 = 3,570.92 : x
  2. Step 2: Convert to fraction form
    10,966.49/16,449.93 = 3,570.92/x
  3. Step 3: Cross multiply
    10,966.49x = 16,449.93 × 3,570.92
  4. Step 4: Simplify right side
    10,966.49x = 58,741,301.79
  5. Step 5: Solve for x
    x = 58,741,301.79/10,966.49
  6. Step 6: Final answer
    x = 5,356.44

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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.