Home / 8,448.28-11,658.36-4,671.24

Finding the Fourth Proportional to 8,448.28, 11,658.36 and 4,671.24

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Solution

The fourth proportional to 8,448.28, 11,658.36 and 4,671.24 is: 6,446.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.28 : 11,658.36 = 4,671.24 : x
  2. Step 2: Convert to fraction form
    8,448.28/11,658.36 = 4,671.24/x
  3. Step 3: Cross multiply
    8,448.28x = 11,658.36 × 4,671.24
  4. Step 4: Simplify right side
    8,448.28x = 54,458,997.57
  5. Step 5: Solve for x
    x = 54,458,997.57/8,448.28
  6. Step 6: Final answer
    x = 6,446.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.