Home / 3,517.19-5,275.51-1,436.63

Finding the Fourth Proportional to 3,517.19, 5,275.51 and 1,436.63

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Solution

The fourth proportional to 3,517.19, 5,275.51 and 1,436.63 is: 2,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.19 : 5,275.51 = 1,436.63 : x
  2. Step 2: Convert to fraction form
    3,517.19/5,275.51 = 1,436.63/x
  3. Step 3: Cross multiply
    3,517.19x = 5,275.51 × 1,436.63
  4. Step 4: Simplify right side
    3,517.19x = 7,578,965.53
  5. Step 5: Solve for x
    x = 7,578,965.53/3,517.19
  6. Step 6: Final answer
    x = 2,154.84

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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.