Home / 5,576.18-7,694.85-3,218.18

Finding the Fourth Proportional to 5,576.18, 7,694.85 and 3,218.18

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Solution

The fourth proportional to 5,576.18, 7,694.85 and 3,218.18 is: 4,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.18 : 7,694.85 = 3,218.18 : x
  2. Step 2: Convert to fraction form
    5,576.18/7,694.85 = 3,218.18/x
  3. Step 3: Cross multiply
    5,576.18x = 7,694.85 × 3,218.18
  4. Step 4: Simplify right side
    5,576.18x = 24,763,412.37
  5. Step 5: Solve for x
    x = 24,763,412.37/5,576.18
  6. Step 6: Final answer
    x = 4,440.93

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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.