Home / 5,649.28-8,439.44-4,496.32

Finding the Fourth Proportional to 5,649.28, 8,439.44 and 4,496.32

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Solution

The fourth proportional to 5,649.28, 8,439.44 and 4,496.32 is: 6,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.28 : 8,439.44 = 4,496.32 : x
  2. Step 2: Convert to fraction form
    5,649.28/8,439.44 = 4,496.32/x
  3. Step 3: Cross multiply
    5,649.28x = 8,439.44 × 4,496.32
  4. Step 4: Simplify right side
    5,649.28x = 37,946,422.86
  5. Step 5: Solve for x
    x = 37,946,422.86/5,649.28
  6. Step 6: Final answer
    x = 6,717.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.