Home / 9,899.20-14,849.24-5,513.36

Finding the Fourth Proportional to 9,899.20, 14,849.24 and 5,513.36

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Solution

The fourth proportional to 9,899.20, 14,849.24 and 5,513.36 is: 8,270.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,899.20 : 14,849.24 = 5,513.36 : x
  2. Step 2: Convert to fraction form
    9,899.20/14,849.24 = 5,513.36/x
  3. Step 3: Cross multiply
    9,899.20x = 14,849.24 × 5,513.36
  4. Step 4: Simplify right side
    9,899.20x = 81,869,205.85
  5. Step 5: Solve for x
    x = 81,869,205.85/9,899.20
  6. Step 6: Final answer
    x = 8,270.29

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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.