Home / 6,348.75-9,516.33-2,187.57

Finding the Fourth Proportional to 6,348.75, 9,516.33 and 2,187.57

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Solution

The fourth proportional to 6,348.75, 9,516.33 and 2,187.57 is: 3,279.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.75 : 9,516.33 = 2,187.57 : x
  2. Step 2: Convert to fraction form
    6,348.75/9,516.33 = 2,187.57/x
  3. Step 3: Cross multiply
    6,348.75x = 9,516.33 × 2,187.57
  4. Step 4: Simplify right side
    6,348.75x = 20,817,638.02
  5. Step 5: Solve for x
    x = 20,817,638.02/6,348.75
  6. Step 6: Final answer
    x = 3,279.01

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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.