Home / 3,717.36-5,129.88-2,061.36

Finding the Fourth Proportional to 3,717.36, 5,129.88 and 2,061.36

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Solution

The fourth proportional to 3,717.36, 5,129.88 and 2,061.36 is: 2,844.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.36 : 5,129.88 = 2,061.36 : x
  2. Step 2: Convert to fraction form
    3,717.36/5,129.88 = 2,061.36/x
  3. Step 3: Cross multiply
    3,717.36x = 5,129.88 × 2,061.36
  4. Step 4: Simplify right side
    3,717.36x = 10,574,529.44
  5. Step 5: Solve for x
    x = 10,574,529.44/3,717.36
  6. Step 6: Final answer
    x = 2,844.63

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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.