Home / 2,254.19-3,376.15-1,557.70

Finding the Fourth Proportional to 2,254.19, 3,376.15 and 1,557.70

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Solution

The fourth proportional to 2,254.19, 3,376.15 and 1,557.70 is: 2,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.19 : 3,376.15 = 1,557.70 : x
  2. Step 2: Convert to fraction form
    2,254.19/3,376.15 = 1,557.70/x
  3. Step 3: Cross multiply
    2,254.19x = 3,376.15 × 1,557.70
  4. Step 4: Simplify right side
    2,254.19x = 5,259,016.52
  5. Step 5: Solve for x
    x = 5,259,016.52/2,254.19
  6. Step 6: Final answer
    x = 2,333.00

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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.