Home / 4,015.84-5,542.96-2,443.92

Finding the Fourth Proportional to 4,015.84, 5,542.96 and 2,443.92

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Solution

The fourth proportional to 4,015.84, 5,542.96 and 2,443.92 is: 3,373.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.84 : 5,542.96 = 2,443.92 : x
  2. Step 2: Convert to fraction form
    4,015.84/5,542.96 = 2,443.92/x
  3. Step 3: Cross multiply
    4,015.84x = 5,542.96 × 2,443.92
  4. Step 4: Simplify right side
    4,015.84x = 13,546,550.80
  5. Step 5: Solve for x
    x = 13,546,550.80/4,015.84
  6. Step 6: Final answer
    x = 3,373.28

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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.