Home / 3,739.80-5,160.73-2,061.16

Finding the Fourth Proportional to 3,739.80, 5,160.73 and 2,061.16

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Solution

The fourth proportional to 3,739.80, 5,160.73 and 2,061.16 is: 2,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.80 : 5,160.73 = 2,061.16 : x
  2. Step 2: Convert to fraction form
    3,739.80/5,160.73 = 2,061.16/x
  3. Step 3: Cross multiply
    3,739.80x = 5,160.73 × 2,061.16
  4. Step 4: Simplify right side
    3,739.80x = 10,637,090.25
  5. Step 5: Solve for x
    x = 10,637,090.25/3,739.80
  6. Step 6: Final answer
    x = 2,844.29

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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.