Home / 4,075.28-6,112.86-1,301.91

Finding the Fourth Proportional to 4,075.28, 6,112.86 and 1,301.91

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Solution

The fourth proportional to 4,075.28, 6,112.86 and 1,301.91 is: 1,952.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.28 : 6,112.86 = 1,301.91 : x
  2. Step 2: Convert to fraction form
    4,075.28/6,112.86 = 1,301.91/x
  3. Step 3: Cross multiply
    4,075.28x = 6,112.86 × 1,301.91
  4. Step 4: Simplify right side
    4,075.28x = 7,958,393.56
  5. Step 5: Solve for x
    x = 7,958,393.56/4,075.28
  6. Step 6: Final answer
    x = 1,952.85

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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.