Home / 7,270.08-10,031.88-4,082.73

Finding the Fourth Proportional to 7,270.08, 10,031.88 and 4,082.73

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Solution

The fourth proportional to 7,270.08, 10,031.88 and 4,082.73 is: 5,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.08 : 10,031.88 = 4,082.73 : x
  2. Step 2: Convert to fraction form
    7,270.08/10,031.88 = 4,082.73/x
  3. Step 3: Cross multiply
    7,270.08x = 10,031.88 × 4,082.73
  4. Step 4: Simplify right side
    7,270.08x = 40,957,457.43
  5. Step 5: Solve for x
    x = 40,957,457.43/7,270.08
  6. Step 6: Final answer
    x = 5,633.70

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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.