Home / 8,062.50-12,093.75-2,868.39

Finding the Fourth Proportional to 8,062.50, 12,093.75 and 2,868.39

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Solution

The fourth proportional to 8,062.50, 12,093.75 and 2,868.39 is: 4,302.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062.50 : 12,093.75 = 2,868.39 : x
  2. Step 2: Convert to fraction form
    8,062.50/12,093.75 = 2,868.39/x
  3. Step 3: Cross multiply
    8,062.50x = 12,093.75 × 2,868.39
  4. Step 4: Simplify right side
    8,062.50x = 34,689,591.56
  5. Step 5: Solve for x
    x = 34,689,591.56/8,062.50
  6. Step 6: Final answer
    x = 4,302.59

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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.