Home / 6,449.18-9,677.42-2,751.06

Finding the Fourth Proportional to 6,449.18, 9,677.42 and 2,751.06

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Solution

The fourth proportional to 6,449.18, 9,677.42 and 2,751.06 is: 4,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449.18 : 9,677.42 = 2,751.06 : x
  2. Step 2: Convert to fraction form
    6,449.18/9,677.42 = 2,751.06/x
  3. Step 3: Cross multiply
    6,449.18x = 9,677.42 × 2,751.06
  4. Step 4: Simplify right side
    6,449.18x = 26,623,149.31
  5. Step 5: Solve for x
    x = 26,623,149.31/6,449.18
  6. Step 6: Final answer
    x = 4,128.14

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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.