Home / 9,211.14-12,711.41-5,233.58

Finding the Fourth Proportional to 9,211.14, 12,711.41 and 5,233.58

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Solution

The fourth proportional to 9,211.14, 12,711.41 and 5,233.58 is: 7,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.14 : 12,711.41 = 5,233.58 : x
  2. Step 2: Convert to fraction form
    9,211.14/12,711.41 = 5,233.58/x
  3. Step 3: Cross multiply
    9,211.14x = 12,711.41 × 5,233.58
  4. Step 4: Simplify right side
    9,211.14x = 66,526,091.42
  5. Step 5: Solve for x
    x = 66,526,091.42/9,211.14
  6. Step 6: Final answer
    x = 7,222.35

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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.