Home / 5,576.23-7,695.66-3,186.91

Finding the Fourth Proportional to 5,576.23, 7,695.66 and 3,186.91

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Solution

The fourth proportional to 5,576.23, 7,695.66 and 3,186.91 is: 4,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.23 : 7,695.66 = 3,186.91 : x
  2. Step 2: Convert to fraction form
    5,576.23/7,695.66 = 3,186.91/x
  3. Step 3: Cross multiply
    5,576.23x = 7,695.66 × 3,186.91
  4. Step 4: Simplify right side
    5,576.23x = 24,525,375.81
  5. Step 5: Solve for x
    x = 24,525,375.81/5,576.23
  6. Step 6: Final answer
    x = 4,398.20

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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.