Home / 5,325.56-7,987.88-2,204.76

Finding the Fourth Proportional to 5,325.56, 7,987.88 and 2,204.76

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Solution

The fourth proportional to 5,325.56, 7,987.88 and 2,204.76 is: 3,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.56 : 7,987.88 = 2,204.76 : x
  2. Step 2: Convert to fraction form
    5,325.56/7,987.88 = 2,204.76/x
  3. Step 3: Cross multiply
    5,325.56x = 7,987.88 × 2,204.76
  4. Step 4: Simplify right side
    5,325.56x = 17,611,358.31
  5. Step 5: Solve for x
    x = 17,611,358.31/5,325.56
  6. Step 6: Final answer
    x = 3,306.95

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1.5x scale

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.