Home / 6,572.62-9,069.60-3,919.06

Finding the Fourth Proportional to 6,572.62, 9,069.60 and 3,919.06

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Solution

The fourth proportional to 6,572.62, 9,069.60 and 3,919.06 is: 5,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.62 : 9,069.60 = 3,919.06 : x
  2. Step 2: Convert to fraction form
    6,572.62/9,069.60 = 3,919.06/x
  3. Step 3: Cross multiply
    6,572.62x = 9,069.60 × 3,919.06
  4. Step 4: Simplify right side
    6,572.62x = 35,544,306.58
  5. Step 5: Solve for x
    x = 35,544,306.58/6,572.62
  6. Step 6: Final answer
    x = 5,407.94

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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.