Home / 2,258.16-3,387.76-1,025.92

Finding the Fourth Proportional to 2,258.16, 3,387.76 and 1,025.92

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Solution

The fourth proportional to 2,258.16, 3,387.76 and 1,025.92 is: 1,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.16 : 3,387.76 = 1,025.92 : x
  2. Step 2: Convert to fraction form
    2,258.16/3,387.76 = 1,025.92/x
  3. Step 3: Cross multiply
    2,258.16x = 3,387.76 × 1,025.92
  4. Step 4: Simplify right side
    2,258.16x = 3,475,570.74
  5. Step 5: Solve for x
    x = 3,475,570.74/2,258.16
  6. Step 6: Final answer
    x = 1,539.12

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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.