Home / 7,402.41-11,103.75-2,471.85

Finding the Fourth Proportional to 7,402.41, 11,103.75 and 2,471.85

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Solution

The fourth proportional to 7,402.41, 11,103.75 and 2,471.85 is: 3,707.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.41 : 11,103.75 = 2,471.85 : x
  2. Step 2: Convert to fraction form
    7,402.41/11,103.75 = 2,471.85/x
  3. Step 3: Cross multiply
    7,402.41x = 11,103.75 × 2,471.85
  4. Step 4: Simplify right side
    7,402.41x = 27,446,804.44
  5. Step 5: Solve for x
    x = 27,446,804.44/7,402.41
  6. Step 6: Final answer
    x = 3,707.82

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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.