Home / 2,427.24-3,641.18-867.56

Finding the Fourth Proportional to 2,427.24, 3,641.18 and 867.56

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Solution

The fourth proportional to 2,427.24, 3,641.18 and 867.56 is: 1,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.24 : 3,641.18 = 867.56 : x
  2. Step 2: Convert to fraction form
    2,427.24/3,641.18 = 867.56/x
  3. Step 3: Cross multiply
    2,427.24x = 3,641.18 × 867.56
  4. Step 4: Simplify right side
    2,427.24x = 3,158,942.12
  5. Step 5: Solve for x
    x = 3,158,942.12/2,427.24
  6. Step 6: Final answer
    x = 1,301.45

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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.