Home / 10,899.90-16,351.76-5,633.44

Finding the Fourth Proportional to 10,899.90, 16,351.76 and 5,633.44

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Solution

The fourth proportional to 10,899.90, 16,351.76 and 5,633.44 is: 8,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.90 : 16,351.76 = 5,633.44 : x
  2. Step 2: Convert to fraction form
    10,899.90/16,351.76 = 5,633.44/x
  3. Step 3: Cross multiply
    10,899.90x = 16,351.76 × 5,633.44
  4. Step 4: Simplify right side
    10,899.90x = 92,116,632.06
  5. Step 5: Solve for x
    x = 92,116,632.06/10,899.90
  6. Step 6: Final answer
    x = 8,451.14

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1.5x scale

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.