Home / 7,554.06-11,329.20-3,391.74

Finding the Fourth Proportional to 7,554.06, 11,329.20 and 3,391.74

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Solution

The fourth proportional to 7,554.06, 11,329.20 and 3,391.74 is: 5,086.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.06 : 11,329.20 = 3,391.74 : x
  2. Step 2: Convert to fraction form
    7,554.06/11,329.20 = 3,391.74/x
  3. Step 3: Cross multiply
    7,554.06x = 11,329.20 × 3,391.74
  4. Step 4: Simplify right side
    7,554.06x = 38,425,700.81
  5. Step 5: Solve for x
    x = 38,425,700.81/7,554.06
  6. Step 6: Final answer
    x = 5,086.76

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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.