Home / 2,441.04-3,368.08-1,392.88

Finding the Fourth Proportional to 2,441.04, 3,368.08 and 1,392.88

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Solution

The fourth proportional to 2,441.04, 3,368.08 and 1,392.88 is: 1,921.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.04 : 3,368.08 = 1,392.88 : x
  2. Step 2: Convert to fraction form
    2,441.04/3,368.08 = 1,392.88/x
  3. Step 3: Cross multiply
    2,441.04x = 3,368.08 × 1,392.88
  4. Step 4: Simplify right side
    2,441.04x = 4,691,331.27
  5. Step 5: Solve for x
    x = 4,691,331.27/2,441.04
  6. Step 6: Final answer
    x = 1,921.86

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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.