Home / 7,267.05-10,031.57-4,912.38

Finding the Fourth Proportional to 7,267.05, 10,031.57 and 4,912.38

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Solution

The fourth proportional to 7,267.05, 10,031.57 and 4,912.38 is: 6,781.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267.05 : 10,031.57 = 4,912.38 : x
  2. Step 2: Convert to fraction form
    7,267.05/10,031.57 = 4,912.38/x
  3. Step 3: Cross multiply
    7,267.05x = 10,031.57 × 4,912.38
  4. Step 4: Simplify right side
    7,267.05x = 49,278,871.04
  5. Step 5: Solve for x
    x = 49,278,871.04/7,267.05
  6. Step 6: Final answer
    x = 6,781.14

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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.