Home / 7,252.20-10,878.30-5,502.60

Finding the Fourth Proportional to 7,252.20, 10,878.30 and 5,502.60

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Solution

The fourth proportional to 7,252.20, 10,878.30 and 5,502.60 is: 8,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.20 : 10,878.30 = 5,502.60 : x
  2. Step 2: Convert to fraction form
    7,252.20/10,878.30 = 5,502.60/x
  3. Step 3: Cross multiply
    7,252.20x = 10,878.30 × 5,502.60
  4. Step 4: Simplify right side
    7,252.20x = 59,858,933.58
  5. Step 5: Solve for x
    x = 59,858,933.58/7,252.20
  6. Step 6: Final answer
    x = 8,253.90

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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.