Home / 2,184.50-3,272.63-1,691.76

Finding the Fourth Proportional to 2,184.50, 3,272.63 and 1,691.76

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Solution

The fourth proportional to 2,184.50, 3,272.63 and 1,691.76 is: 2,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.50 : 3,272.63 = 1,691.76 : x
  2. Step 2: Convert to fraction form
    2,184.50/3,272.63 = 1,691.76/x
  3. Step 3: Cross multiply
    2,184.50x = 3,272.63 × 1,691.76
  4. Step 4: Simplify right side
    2,184.50x = 5,536,504.53
  5. Step 5: Solve for x
    x = 5,536,504.53/2,184.50
  6. Step 6: Final answer
    x = 2,534.45

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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.