Home / 6,174.91-9,261.12-2,278.39

Finding the Fourth Proportional to 6,174.91, 9,261.12 and 2,278.39

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Solution

The fourth proportional to 6,174.91, 9,261.12 and 2,278.39 is: 3,417.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.91 : 9,261.12 = 2,278.39 : x
  2. Step 2: Convert to fraction form
    6,174.91/9,261.12 = 2,278.39/x
  3. Step 3: Cross multiply
    6,174.91x = 9,261.12 × 2,278.39
  4. Step 4: Simplify right side
    6,174.91x = 21,100,443.20
  5. Step 5: Solve for x
    x = 21,100,443.20/6,174.91
  6. Step 6: Final answer
    x = 3,417.13

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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.