Home / 6,042.80-8,343.10-3,777.56

Finding the Fourth Proportional to 6,042.80, 8,343.10 and 3,777.56

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Solution

The fourth proportional to 6,042.80, 8,343.10 and 3,777.56 is: 5,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,042.80 : 8,343.10 = 3,777.56 : x
  2. Step 2: Convert to fraction form
    6,042.80/8,343.10 = 3,777.56/x
  3. Step 3: Cross multiply
    6,042.80x = 8,343.10 × 3,777.56
  4. Step 4: Simplify right side
    6,042.80x = 31,516,560.84
  5. Step 5: Solve for x
    x = 31,516,560.84/6,042.80
  6. Step 6: Final answer
    x = 5,215.56

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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.