Home / 6,138.10-8,466.96-4,343.56

Finding the Fourth Proportional to 6,138.10, 8,466.96 and 4,343.56

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Solution

The fourth proportional to 6,138.10, 8,466.96 and 4,343.56 is: 5,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138.10 : 8,466.96 = 4,343.56 : x
  2. Step 2: Convert to fraction form
    6,138.10/8,466.96 = 4,343.56/x
  3. Step 3: Cross multiply
    6,138.10x = 8,466.96 × 4,343.56
  4. Step 4: Simplify right side
    6,138.10x = 36,776,748.78
  5. Step 5: Solve for x
    x = 36,776,748.78/6,138.10
  6. Step 6: Final answer
    x = 5,991.55

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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.