Home / 5,449.06-8,174.96-1,553.47

Finding the Fourth Proportional to 5,449.06, 8,174.96 and 1,553.47

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Solution

The fourth proportional to 5,449.06, 8,174.96 and 1,553.47 is: 2,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.06 : 8,174.96 = 1,553.47 : x
  2. Step 2: Convert to fraction form
    5,449.06/8,174.96 = 1,553.47/x
  3. Step 3: Cross multiply
    5,449.06x = 8,174.96 × 1,553.47
  4. Step 4: Simplify right side
    5,449.06x = 12,699,555.11
  5. Step 5: Solve for x
    x = 12,699,555.11/5,449.06
  6. Step 6: Final answer
    x = 2,330.60

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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.