Home / 6,604.48-9,115.12-4,087.41

Finding the Fourth Proportional to 6,604.48, 9,115.12 and 4,087.41

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Solution

The fourth proportional to 6,604.48, 9,115.12 and 4,087.41 is: 5,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.48 : 9,115.12 = 4,087.41 : x
  2. Step 2: Convert to fraction form
    6,604.48/9,115.12 = 4,087.41/x
  3. Step 3: Cross multiply
    6,604.48x = 9,115.12 × 4,087.41
  4. Step 4: Simplify right side
    6,604.48x = 37,257,192.17
  5. Step 5: Solve for x
    x = 37,257,192.17/6,604.48
  6. Step 6: Final answer
    x = 5,641.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.