Home / 8,448.89-11,659.01-4,671.83

Finding the Fourth Proportional to 8,448.89, 11,659.01 and 4,671.83

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Solution

The fourth proportional to 8,448.89, 11,659.01 and 4,671.83 is: 6,446.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.89 : 11,659.01 = 4,671.83 : x
  2. Step 2: Convert to fraction form
    8,448.89/11,659.01 = 4,671.83/x
  3. Step 3: Cross multiply
    8,448.89x = 11,659.01 × 4,671.83
  4. Step 4: Simplify right side
    8,448.89x = 54,468,918.48
  5. Step 5: Solve for x
    x = 54,468,918.48/8,448.89
  6. Step 6: Final answer
    x = 6,446.87

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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.