Home / 3,454.74-5,181.84-1,506.96

Finding the Fourth Proportional to 3,454.74, 5,181.84 and 1,506.96

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Solution

The fourth proportional to 3,454.74, 5,181.84 and 1,506.96 is: 2,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.74 : 5,181.84 = 1,506.96 : x
  2. Step 2: Convert to fraction form
    3,454.74/5,181.84 = 1,506.96/x
  3. Step 3: Cross multiply
    3,454.74x = 5,181.84 × 1,506.96
  4. Step 4: Simplify right side
    3,454.74x = 7,808,825.61
  5. Step 5: Solve for x
    x = 7,808,825.61/3,454.74
  6. Step 6: Final answer
    x = 2,260.32

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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.