Home / 7,230.60-10,836.30-5,176.20

Finding the Fourth Proportional to 7,230.60, 10,836.30 and 5,176.20

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Solution

The fourth proportional to 7,230.60, 10,836.30 and 5,176.20 is: 7,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230.60 : 10,836.30 = 5,176.20 : x
  2. Step 2: Convert to fraction form
    7,230.60/10,836.30 = 5,176.20/x
  3. Step 3: Cross multiply
    7,230.60x = 10,836.30 × 5,176.20
  4. Step 4: Simplify right side
    7,230.60x = 56,090,856.06
  5. Step 5: Solve for x
    x = 56,090,856.06/7,230.60
  6. Step 6: Final answer
    x = 7,757.43

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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.