Home / 4,755.60-7,120.44-2,442.24

Finding the Fourth Proportional to 4,755.60, 7,120.44 and 2,442.24

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Solution

The fourth proportional to 4,755.60, 7,120.44 and 2,442.24 is: 3,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.60 : 7,120.44 = 2,442.24 : x
  2. Step 2: Convert to fraction form
    4,755.60/7,120.44 = 2,442.24/x
  3. Step 3: Cross multiply
    4,755.60x = 7,120.44 × 2,442.24
  4. Step 4: Simplify right side
    4,755.60x = 17,389,823.39
  5. Step 5: Solve for x
    x = 17,389,823.39/4,755.60
  6. Step 6: Final answer
    x = 3,656.70

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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.