Home / 3,518.34-5,277.11-1,436.91

Finding the Fourth Proportional to 3,518.34, 5,277.11 and 1,436.91

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Solution

The fourth proportional to 3,518.34, 5,277.11 and 1,436.91 is: 2,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.34 : 5,277.11 = 1,436.91 : x
  2. Step 2: Convert to fraction form
    3,518.34/5,277.11 = 1,436.91/x
  3. Step 3: Cross multiply
    3,518.34x = 5,277.11 × 1,436.91
  4. Step 4: Simplify right side
    3,518.34x = 7,582,724.95
  5. Step 5: Solve for x
    x = 7,582,724.95/3,518.34
  6. Step 6: Final answer
    x = 2,155.20

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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.