Home / 5,225.10-7,832.18-3,250.72

Finding the Fourth Proportional to 5,225.10, 7,832.18 and 3,250.72

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Solution

The fourth proportional to 5,225.10, 7,832.18 and 3,250.72 is: 4,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.10 : 7,832.18 = 3,250.72 : x
  2. Step 2: Convert to fraction form
    5,225.10/7,832.18 = 3,250.72/x
  3. Step 3: Cross multiply
    5,225.10x = 7,832.18 × 3,250.72
  4. Step 4: Simplify right side
    5,225.10x = 25,460,207.92
  5. Step 5: Solve for x
    x = 25,460,207.92/5,225.10
  6. Step 6: Final answer
    x = 4,872.68

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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.