Home / 3,744.60-5,617.08-1,112.13

Finding the Fourth Proportional to 3,744.60, 5,617.08 and 1,112.13

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Solution

The fourth proportional to 3,744.60, 5,617.08 and 1,112.13 is: 1,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.60 : 5,617.08 = 1,112.13 : x
  2. Step 2: Convert to fraction form
    3,744.60/5,617.08 = 1,112.13/x
  3. Step 3: Cross multiply
    3,744.60x = 5,617.08 × 1,112.13
  4. Step 4: Simplify right side
    3,744.60x = 6,246,923.18
  5. Step 5: Solve for x
    x = 6,246,923.18/3,744.60
  6. Step 6: Final answer
    x = 1,668.25

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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.