Home / 7,338.24-11,006.76-2,407.80

Finding the Fourth Proportional to 7,338.24, 11,006.76 and 2,407.80

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Solution

The fourth proportional to 7,338.24, 11,006.76 and 2,407.80 is: 3,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.24 : 11,006.76 = 2,407.80 : x
  2. Step 2: Convert to fraction form
    7,338.24/11,006.76 = 2,407.80/x
  3. Step 3: Cross multiply
    7,338.24x = 11,006.76 × 2,407.80
  4. Step 4: Simplify right side
    7,338.24x = 26,502,076.73
  5. Step 5: Solve for x
    x = 26,502,076.73/7,338.24
  6. Step 6: Final answer
    x = 3,611.50

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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.