Home / 8,343.38-11,512.59-4,806.02

Finding the Fourth Proportional to 8,343.38, 11,512.59 and 4,806.02

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Solution

The fourth proportional to 8,343.38, 11,512.59 and 4,806.02 is: 6,631.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.38 : 11,512.59 = 4,806.02 : x
  2. Step 2: Convert to fraction form
    8,343.38/11,512.59 = 4,806.02/x
  3. Step 3: Cross multiply
    8,343.38x = 11,512.59 × 4,806.02
  4. Step 4: Simplify right side
    8,343.38x = 55,329,737.79
  5. Step 5: Solve for x
    x = 55,329,737.79/8,343.38
  6. Step 6: Final answer
    x = 6,631.57

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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.