Home / 7,950.13-11,922.91-3,206.29

Finding the Fourth Proportional to 7,950.13, 11,922.91 and 3,206.29

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Solution

The fourth proportional to 7,950.13, 11,922.91 and 3,206.29 is: 4,808.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.13 : 11,922.91 = 3,206.29 : x
  2. Step 2: Convert to fraction form
    7,950.13/11,922.91 = 3,206.29/x
  3. Step 3: Cross multiply
    7,950.13x = 11,922.91 × 3,206.29
  4. Step 4: Simplify right side
    7,950.13x = 38,228,307.10
  5. Step 5: Solve for x
    x = 38,228,307.10/7,950.13
  6. Step 6: Final answer
    x = 4,808.51

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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.