Home / 4,133.71-5,701.69-2,640.97

Finding the Fourth Proportional to 4,133.71, 5,701.69 and 2,640.97

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Solution

The fourth proportional to 4,133.71, 5,701.69 and 2,640.97 is: 3,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.71 : 5,701.69 = 2,640.97 : x
  2. Step 2: Convert to fraction form
    4,133.71/5,701.69 = 2,640.97/x
  3. Step 3: Cross multiply
    4,133.71x = 5,701.69 × 2,640.97
  4. Step 4: Simplify right side
    4,133.71x = 15,057,981.29
  5. Step 5: Solve for x
    x = 15,057,981.29/4,133.71
  6. Step 6: Final answer
    x = 3,642.73

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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.