Home / 2,631.48-3,944.60-1,169.44

Finding the Fourth Proportional to 2,631.48, 3,944.60 and 1,169.44

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Solution

The fourth proportional to 2,631.48, 3,944.60 and 1,169.44 is: 1,753.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.48 : 3,944.60 = 1,169.44 : x
  2. Step 2: Convert to fraction form
    2,631.48/3,944.60 = 1,169.44/x
  3. Step 3: Cross multiply
    2,631.48x = 3,944.60 × 1,169.44
  4. Step 4: Simplify right side
    2,631.48x = 4,612,973.02
  5. Step 5: Solve for x
    x = 4,612,973.02/2,631.48
  6. Step 6: Final answer
    x = 1,753.00

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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.