Home / 6,759.51-10,139.29-2,079.49

Finding the Fourth Proportional to 6,759.51, 10,139.29 and 2,079.49

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Solution

The fourth proportional to 6,759.51, 10,139.29 and 2,079.49 is: 3,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.51 : 10,139.29 = 2,079.49 : x
  2. Step 2: Convert to fraction form
    6,759.51/10,139.29 = 2,079.49/x
  3. Step 3: Cross multiply
    6,759.51x = 10,139.29 × 2,079.49
  4. Step 4: Simplify right side
    6,759.51x = 21,084,557.36
  5. Step 5: Solve for x
    x = 21,084,557.36/6,759.51
  6. Step 6: Final answer
    x = 3,119.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.