Home / 5,956.60-8,220.78-3,439.38

Finding the Fourth Proportional to 5,956.60, 8,220.78 and 3,439.38

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Solution

The fourth proportional to 5,956.60, 8,220.78 and 3,439.38 is: 4,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,956.60 : 8,220.78 = 3,439.38 : x
  2. Step 2: Convert to fraction form
    5,956.60/8,220.78 = 3,439.38/x
  3. Step 3: Cross multiply
    5,956.60x = 8,220.78 × 3,439.38
  4. Step 4: Simplify right side
    5,956.60x = 28,274,386.32
  5. Step 5: Solve for x
    x = 28,274,386.32/5,956.60
  6. Step 6: Final answer
    x = 4,746.73

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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.