Home / 5,516.91-8,276.04-1,819.53

Finding the Fourth Proportional to 5,516.91, 8,276.04 and 1,819.53

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Solution

The fourth proportional to 5,516.91, 8,276.04 and 1,819.53 is: 2,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.91 : 8,276.04 = 1,819.53 : x
  2. Step 2: Convert to fraction form
    5,516.91/8,276.04 = 1,819.53/x
  3. Step 3: Cross multiply
    5,516.91x = 8,276.04 × 1,819.53
  4. Step 4: Simplify right side
    5,516.91x = 15,058,503.06
  5. Step 5: Solve for x
    x = 15,058,503.06/5,516.91
  6. Step 6: Final answer
    x = 2,729.52

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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.