Home / 2,557.97-3,837.56-2,313.90

Finding the Fourth Proportional to 2,557.97, 3,837.56 and 2,313.90

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Solution

The fourth proportional to 2,557.97, 3,837.56 and 2,313.90 is: 3,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557.97 : 3,837.56 = 2,313.90 : x
  2. Step 2: Convert to fraction form
    2,557.97/3,837.56 = 2,313.90/x
  3. Step 3: Cross multiply
    2,557.97x = 3,837.56 × 2,313.90
  4. Step 4: Simplify right side
    2,557.97x = 8,879,730.08
  5. Step 5: Solve for x
    x = 8,879,730.08/2,557.97
  6. Step 6: Final answer
    x = 3,471.40

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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.