Home / 5,005.39-7,508.63-2,082.07

Finding the Fourth Proportional to 5,005.39, 7,508.63 and 2,082.07

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Solution

The fourth proportional to 5,005.39, 7,508.63 and 2,082.07 is: 3,123.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.39 : 7,508.63 = 2,082.07 : x
  2. Step 2: Convert to fraction form
    5,005.39/7,508.63 = 2,082.07/x
  3. Step 3: Cross multiply
    5,005.39x = 7,508.63 × 2,082.07
  4. Step 4: Simplify right side
    5,005.39x = 15,633,493.26
  5. Step 5: Solve for x
    x = 15,633,493.26/5,005.39
  6. Step 6: Final answer
    x = 3,123.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.