Home / 9,213.67-12,718.65-6,233.55

Finding the Fourth Proportional to 9,213.67, 12,718.65 and 6,233.55

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Solution

The fourth proportional to 9,213.67, 12,718.65 and 6,233.55 is: 8,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.67 : 12,718.65 = 6,233.55 : x
  2. Step 2: Convert to fraction form
    9,213.67/12,718.65 = 6,233.55/x
  3. Step 3: Cross multiply
    9,213.67x = 12,718.65 × 6,233.55
  4. Step 4: Simplify right side
    9,213.67x = 79,282,277.11
  5. Step 5: Solve for x
    x = 79,282,277.11/9,213.67
  6. Step 6: Final answer
    x = 8,604.85

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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.