Home / 6,348.03-8,759.24-3,988.50

Finding the Fourth Proportional to 6,348.03, 8,759.24 and 3,988.50

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Solution

The fourth proportional to 6,348.03, 8,759.24 and 3,988.50 is: 5,503.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.03 : 8,759.24 = 3,988.50 : x
  2. Step 2: Convert to fraction form
    6,348.03/8,759.24 = 3,988.50/x
  3. Step 3: Cross multiply
    6,348.03x = 8,759.24 × 3,988.50
  4. Step 4: Simplify right side
    6,348.03x = 34,936,228.74
  5. Step 5: Solve for x
    x = 34,936,228.74/6,348.03
  6. Step 6: Final answer
    x = 5,503.48

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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.