Home / 7,452.92-11,178.69-2,521.99

Finding the Fourth Proportional to 7,452.92, 11,178.69 and 2,521.99

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Solution

The fourth proportional to 7,452.92, 11,178.69 and 2,521.99 is: 3,782.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.92 : 11,178.69 = 2,521.99 : x
  2. Step 2: Convert to fraction form
    7,452.92/11,178.69 = 2,521.99/x
  3. Step 3: Cross multiply
    7,452.92x = 11,178.69 × 2,521.99
  4. Step 4: Simplify right side
    7,452.92x = 28,192,563.10
  5. Step 5: Solve for x
    x = 28,192,563.10/7,452.92
  6. Step 6: Final answer
    x = 3,782.76

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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.