Home / 4,242.78-5,854.32-2,450.07

Finding the Fourth Proportional to 4,242.78, 5,854.32 and 2,450.07

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Solution

The fourth proportional to 4,242.78, 5,854.32 and 2,450.07 is: 3,380.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.78 : 5,854.32 = 2,450.07 : x
  2. Step 2: Convert to fraction form
    4,242.78/5,854.32 = 2,450.07/x
  3. Step 3: Cross multiply
    4,242.78x = 5,854.32 × 2,450.07
  4. Step 4: Simplify right side
    4,242.78x = 14,343,493.80
  5. Step 5: Solve for x
    x = 14,343,493.80/4,242.78
  6. Step 6: Final answer
    x = 3,380.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.