Home / 5,638.92-8,451.84-3,036.39

Finding the Fourth Proportional to 5,638.92, 8,451.84 and 3,036.39

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Solution

The fourth proportional to 5,638.92, 8,451.84 and 3,036.39 is: 4,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638.92 : 8,451.84 = 3,036.39 : x
  2. Step 2: Convert to fraction form
    5,638.92/8,451.84 = 3,036.39/x
  3. Step 3: Cross multiply
    5,638.92x = 8,451.84 × 3,036.39
  4. Step 4: Simplify right side
    5,638.92x = 25,663,082.46
  5. Step 5: Solve for x
    x = 25,663,082.46/5,638.92
  6. Step 6: Final answer
    x = 4,551.06

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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.