Home / 5,233.96-7,222.80-2,876.04

Finding the Fourth Proportional to 5,233.96, 7,222.80 and 2,876.04

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Solution

The fourth proportional to 5,233.96, 7,222.80 and 2,876.04 is: 3,968.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.96 : 7,222.80 = 2,876.04 : x
  2. Step 2: Convert to fraction form
    5,233.96/7,222.80 = 2,876.04/x
  3. Step 3: Cross multiply
    5,233.96x = 7,222.80 × 2,876.04
  4. Step 4: Simplify right side
    5,233.96x = 20,773,061.71
  5. Step 5: Solve for x
    x = 20,773,061.71/5,233.96
  6. Step 6: Final answer
    x = 3,968.90

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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.