Home / 3,707.93-5,118.09-2,137.07

Finding the Fourth Proportional to 3,707.93, 5,118.09 and 2,137.07

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Solution

The fourth proportional to 3,707.93, 5,118.09 and 2,137.07 is: 2,949.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.93 : 5,118.09 = 2,137.07 : x
  2. Step 2: Convert to fraction form
    3,707.93/5,118.09 = 2,137.07/x
  3. Step 3: Cross multiply
    3,707.93x = 5,118.09 × 2,137.07
  4. Step 4: Simplify right side
    3,707.93x = 10,937,721.38
  5. Step 5: Solve for x
    x = 10,937,721.38/3,707.93
  6. Step 6: Final answer
    x = 2,949.82

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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.