Home / 5,649.32-8,472.62-2,686.46

Finding the Fourth Proportional to 5,649.32, 8,472.62 and 2,686.46

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Solution

The fourth proportional to 5,649.32, 8,472.62 and 2,686.46 is: 4,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.32 : 8,472.62 = 2,686.46 : x
  2. Step 2: Convert to fraction form
    5,649.32/8,472.62 = 2,686.46/x
  3. Step 3: Cross multiply
    5,649.32x = 8,472.62 × 2,686.46
  4. Step 4: Simplify right side
    5,649.32x = 22,761,298.93
  5. Step 5: Solve for x
    x = 22,761,298.93/5,649.32
  6. Step 6: Final answer
    x = 4,029.04

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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.