Home / 3,061.69-4,223.57-2,000.07

Finding the Fourth Proportional to 3,061.69, 4,223.57 and 2,000.07

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Solution

The fourth proportional to 3,061.69, 4,223.57 and 2,000.07 is: 2,759.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.69 : 4,223.57 = 2,000.07 : x
  2. Step 2: Convert to fraction form
    3,061.69/4,223.57 = 2,000.07/x
  3. Step 3: Cross multiply
    3,061.69x = 4,223.57 × 2,000.07
  4. Step 4: Simplify right side
    3,061.69x = 8,447,425.65
  5. Step 5: Solve for x
    x = 8,447,425.65/3,061.69
  6. Step 6: Final answer
    x = 2,759.08

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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.