Home / 4,405.60-6,617.52-4,257.97

Finding the Fourth Proportional to 4,405.60, 6,617.52 and 4,257.97

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Solution

The fourth proportional to 4,405.60, 6,617.52 and 4,257.97 is: 6,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.60 : 6,617.52 = 4,257.97 : x
  2. Step 2: Convert to fraction form
    4,405.60/6,617.52 = 4,257.97/x
  3. Step 3: Cross multiply
    4,405.60x = 6,617.52 × 4,257.97
  4. Step 4: Simplify right side
    4,405.60x = 28,177,201.63
  5. Step 5: Solve for x
    x = 28,177,201.63/4,405.60
  6. Step 6: Final answer
    x = 6,395.77

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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.