Home / 7,400.52-11,100.78-4,341.96

Finding the Fourth Proportional to 7,400.52, 11,100.78 and 4,341.96

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Solution

The fourth proportional to 7,400.52, 11,100.78 and 4,341.96 is: 6,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.52 : 11,100.78 = 4,341.96 : x
  2. Step 2: Convert to fraction form
    7,400.52/11,100.78 = 4,341.96/x
  3. Step 3: Cross multiply
    7,400.52x = 11,100.78 × 4,341.96
  4. Step 4: Simplify right side
    7,400.52x = 48,199,142.73
  5. Step 5: Solve for x
    x = 48,199,142.73/7,400.52
  6. Step 6: Final answer
    x = 6,512.94

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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.