Home / 6,266.80-8,648.61-3,614.39

Finding the Fourth Proportional to 6,266.80, 8,648.61 and 3,614.39

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Solution

The fourth proportional to 6,266.80, 8,648.61 and 3,614.39 is: 4,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.80 : 8,648.61 = 3,614.39 : x
  2. Step 2: Convert to fraction form
    6,266.80/8,648.61 = 3,614.39/x
  3. Step 3: Cross multiply
    6,266.80x = 8,648.61 × 3,614.39
  4. Step 4: Simplify right side
    6,266.80x = 31,259,425.13
  5. Step 5: Solve for x
    x = 31,259,425.13/6,266.80
  6. Step 6: Final answer
    x = 4,988.10

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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.