Home / 7,425.24-11,146.05-3,045.75

Finding the Fourth Proportional to 7,425.24, 11,146.05 and 3,045.75

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Solution

The fourth proportional to 7,425.24, 11,146.05 and 3,045.75 is: 4,571.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.24 : 11,146.05 = 3,045.75 : x
  2. Step 2: Convert to fraction form
    7,425.24/11,146.05 = 3,045.75/x
  3. Step 3: Cross multiply
    7,425.24x = 11,146.05 × 3,045.75
  4. Step 4: Simplify right side
    7,425.24x = 33,948,081.79
  5. Step 5: Solve for x
    x = 33,948,081.79/7,425.24
  6. Step 6: Final answer
    x = 4,571.98

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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.