Home / 1,456.24-2,184.94-531.86

Finding the Fourth Proportional to 1,456.24, 2,184.94 and 531.86

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Solution

The fourth proportional to 1,456.24, 2,184.94 and 531.86 is: 798.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.24 : 2,184.94 = 531.86 : x
  2. Step 2: Convert to fraction form
    1,456.24/2,184.94 = 531.86/x
  3. Step 3: Cross multiply
    1,456.24x = 2,184.94 × 531.86
  4. Step 4: Simplify right side
    1,456.24x = 1,162,082.19
  5. Step 5: Solve for x
    x = 1,162,082.19/1,456.24
  6. Step 6: Final answer
    x = 798.00

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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.