Home / 7,217.85-10,832.24-4,872.29

Finding the Fourth Proportional to 7,217.85, 10,832.24 and 4,872.29

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Solution

The fourth proportional to 7,217.85, 10,832.24 and 4,872.29 is: 7,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.85 : 10,832.24 = 4,872.29 : x
  2. Step 2: Convert to fraction form
    7,217.85/10,832.24 = 4,872.29/x
  3. Step 3: Cross multiply
    7,217.85x = 10,832.24 × 4,872.29
  4. Step 4: Simplify right side
    7,217.85x = 52,777,853.89
  5. Step 5: Solve for x
    x = 52,777,853.89/7,217.85
  6. Step 6: Final answer
    x = 7,312.13

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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.