Home / 5,601.96-7,731.05-3,212.06

Finding the Fourth Proportional to 5,601.96, 7,731.05 and 3,212.06

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Solution

The fourth proportional to 5,601.96, 7,731.05 and 3,212.06 is: 4,432.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.96 : 7,731.05 = 3,212.06 : x
  2. Step 2: Convert to fraction form
    5,601.96/7,731.05 = 3,212.06/x
  3. Step 3: Cross multiply
    5,601.96x = 7,731.05 × 3,212.06
  4. Step 4: Simplify right side
    5,601.96x = 24,832,541.75
  5. Step 5: Solve for x
    x = 24,832,541.75/5,601.96
  6. Step 6: Final answer
    x = 4,432.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.