Home / 3,517.32-5,275.88-1,436.74

Finding the Fourth Proportional to 3,517.32, 5,275.88 and 1,436.74

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Solution

The fourth proportional to 3,517.32, 5,275.88 and 1,436.74 is: 2,155.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.32 : 5,275.88 = 1,436.74 : x
  2. Step 2: Convert to fraction form
    3,517.32/5,275.88 = 1,436.74/x
  3. Step 3: Cross multiply
    3,517.32x = 5,275.88 × 1,436.74
  4. Step 4: Simplify right side
    3,517.32x = 7,580,060.93
  5. Step 5: Solve for x
    x = 7,580,060.93/3,517.32
  6. Step 6: Final answer
    x = 2,155.06

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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.