Home / 7,055.28-10,635.96-6,579.72

Finding the Fourth Proportional to 7,055.28, 10,635.96 and 6,579.72

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Solution

The fourth proportional to 7,055.28, 10,635.96 and 6,579.72 is: 9,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.28 : 10,635.96 = 6,579.72 : x
  2. Step 2: Convert to fraction form
    7,055.28/10,635.96 = 6,579.72/x
  3. Step 3: Cross multiply
    7,055.28x = 10,635.96 × 6,579.72
  4. Step 4: Simplify right side
    7,055.28x = 69,981,638.73
  5. Step 5: Solve for x
    x = 69,981,638.73/7,055.28
  6. Step 6: Final answer
    x = 9,919.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.