Home / 3,454.34-5,177.18-1,477.65

Finding the Fourth Proportional to 3,454.34, 5,177.18 and 1,477.65

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Solution

The fourth proportional to 3,454.34, 5,177.18 and 1,477.65 is: 2,214.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.34 : 5,177.18 = 1,477.65 : x
  2. Step 2: Convert to fraction form
    3,454.34/5,177.18 = 1,477.65/x
  3. Step 3: Cross multiply
    3,454.34x = 5,177.18 × 1,477.65
  4. Step 4: Simplify right side
    3,454.34x = 7,650,052.64
  5. Step 5: Solve for x
    x = 7,650,052.64/3,454.34
  6. Step 6: Final answer
    x = 2,214.62

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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.