Home / 5,340.24-8,008.32-2,565.16

Finding the Fourth Proportional to 5,340.24, 8,008.32 and 2,565.16

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Solution

The fourth proportional to 5,340.24, 8,008.32 and 2,565.16 is: 3,846.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.24 : 8,008.32 = 2,565.16 : x
  2. Step 2: Convert to fraction form
    5,340.24/8,008.32 = 2,565.16/x
  3. Step 3: Cross multiply
    5,340.24x = 8,008.32 × 2,565.16
  4. Step 4: Simplify right side
    5,340.24x = 20,542,622.13
  5. Step 5: Solve for x
    x = 20,542,622.13/5,340.24
  6. Step 6: Final answer
    x = 3,846.76

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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.