Home / 6,387.22-9,577.72-2,227.46

Finding the Fourth Proportional to 6,387.22, 9,577.72 and 2,227.46

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Solution

The fourth proportional to 6,387.22, 9,577.72 and 2,227.46 is: 3,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.22 : 9,577.72 = 2,227.46 : x
  2. Step 2: Convert to fraction form
    6,387.22/9,577.72 = 2,227.46/x
  3. Step 3: Cross multiply
    6,387.22x = 9,577.72 × 2,227.46
  4. Step 4: Simplify right side
    6,387.22x = 21,333,988.19
  5. Step 5: Solve for x
    x = 21,333,988.19/6,387.22
  6. Step 6: Final answer
    x = 3,340.11

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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.