Home / 6,408.01-8,844.67-3,615.13

Finding the Fourth Proportional to 6,408.01, 8,844.67 and 3,615.13

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Solution

The fourth proportional to 6,408.01, 8,844.67 and 3,615.13 is: 4,989.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.01 : 8,844.67 = 3,615.13 : x
  2. Step 2: Convert to fraction form
    6,408.01/8,844.67 = 3,615.13/x
  3. Step 3: Cross multiply
    6,408.01x = 8,844.67 × 3,615.13
  4. Step 4: Simplify right side
    6,408.01x = 31,974,613.78
  5. Step 5: Solve for x
    x = 31,974,613.78/6,408.01
  6. Step 6: Final answer
    x = 4,989.79

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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.