Home / 2,217.84-3,323.52-1,475.88

Finding the Fourth Proportional to 2,217.84, 3,323.52 and 1,475.88

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Solution

The fourth proportional to 2,217.84, 3,323.52 and 1,475.88 is: 2,211.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.84 : 3,323.52 = 1,475.88 : x
  2. Step 2: Convert to fraction form
    2,217.84/3,323.52 = 1,475.88/x
  3. Step 3: Cross multiply
    2,217.84x = 3,323.52 × 1,475.88
  4. Step 4: Simplify right side
    2,217.84x = 4,905,116.70
  5. Step 5: Solve for x
    x = 4,905,116.70/2,217.84
  6. Step 6: Final answer
    x = 2,211.66

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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.