Home / 2,315.92-3,471.32-1,014.88

Finding the Fourth Proportional to 2,315.92, 3,471.32 and 1,014.88

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Solution

The fourth proportional to 2,315.92, 3,471.32 and 1,014.88 is: 1,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315.92 : 3,471.32 = 1,014.88 : x
  2. Step 2: Convert to fraction form
    2,315.92/3,471.32 = 1,014.88/x
  3. Step 3: Cross multiply
    2,315.92x = 3,471.32 × 1,014.88
  4. Step 4: Simplify right side
    2,315.92x = 3,522,973.24
  5. Step 5: Solve for x
    x = 3,522,973.24/2,315.92
  6. Step 6: Final answer
    x = 1,521.20

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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.