Home / 2,441.78-3,367.56-1,557.92

Finding the Fourth Proportional to 2,441.78, 3,367.56 and 1,557.92

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Solution

The fourth proportional to 2,441.78, 3,367.56 and 1,557.92 is: 2,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.78 : 3,367.56 = 1,557.92 : x
  2. Step 2: Convert to fraction form
    2,441.78/3,367.56 = 1,557.92/x
  3. Step 3: Cross multiply
    2,441.78x = 3,367.56 × 1,557.92
  4. Step 4: Simplify right side
    2,441.78x = 5,246,389.08
  5. Step 5: Solve for x
    x = 5,246,389.08/2,441.78
  6. Step 6: Final answer
    x = 2,148.59

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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.