Home / 2,783.97-4,177.98-2,242.69

Finding the Fourth Proportional to 2,783.97, 4,177.98 and 2,242.69

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Solution

The fourth proportional to 2,783.97, 4,177.98 and 2,242.69 is: 3,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.97 : 4,177.98 = 2,242.69 : x
  2. Step 2: Convert to fraction form
    2,783.97/4,177.98 = 2,242.69/x
  3. Step 3: Cross multiply
    2,783.97x = 4,177.98 × 2,242.69
  4. Step 4: Simplify right side
    2,783.97x = 9,369,881.86
  5. Step 5: Solve for x
    x = 9,369,881.86/2,783.97
  6. Step 6: Final answer
    x = 3,365.66

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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.