Home / 7,269.18-10,031.33-4,082.51

Finding the Fourth Proportional to 7,269.18, 10,031.33 and 4,082.51

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Solution

The fourth proportional to 7,269.18, 10,031.33 and 4,082.51 is: 5,633.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269.18 : 10,031.33 = 4,082.51 : x
  2. Step 2: Convert to fraction form
    7,269.18/10,031.33 = 4,082.51/x
  3. Step 3: Cross multiply
    7,269.18x = 10,031.33 × 4,082.51
  4. Step 4: Simplify right side
    7,269.18x = 40,952,965.09
  5. Step 5: Solve for x
    x = 40,952,965.09/7,269.18
  6. Step 6: Final answer
    x = 5,633.78

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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.