Home / 7,600.78-11,400.36-2,335.42

Finding the Fourth Proportional to 7,600.78, 11,400.36 and 2,335.42

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Solution

The fourth proportional to 7,600.78, 11,400.36 and 2,335.42 is: 3,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.78 : 11,400.36 = 2,335.42 : x
  2. Step 2: Convert to fraction form
    7,600.78/11,400.36 = 2,335.42/x
  3. Step 3: Cross multiply
    7,600.78x = 11,400.36 × 2,335.42
  4. Step 4: Simplify right side
    7,600.78x = 26,624,628.75
  5. Step 5: Solve for x
    x = 26,624,628.75/7,600.78
  6. Step 6: Final answer
    x = 3,502.88

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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.