Home / 2,493.28-3,440.57-1,374.23

Finding the Fourth Proportional to 2,493.28, 3,440.57 and 1,374.23

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Solution

The fourth proportional to 2,493.28, 3,440.57 and 1,374.23 is: 1,896.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.28 : 3,440.57 = 1,374.23 : x
  2. Step 2: Convert to fraction form
    2,493.28/3,440.57 = 1,374.23/x
  3. Step 3: Cross multiply
    2,493.28x = 3,440.57 × 1,374.23
  4. Step 4: Simplify right side
    2,493.28x = 4,728,120.10
  5. Step 5: Solve for x
    x = 4,728,120.10/2,493.28
  6. Step 6: Final answer
    x = 1,896.35

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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.