Home / 2,952.75-4,075.52-1,711.47

Finding the Fourth Proportional to 2,952.75, 4,075.52 and 1,711.47

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Solution

The fourth proportional to 2,952.75, 4,075.52 and 1,711.47 is: 2,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.75 : 4,075.52 = 1,711.47 : x
  2. Step 2: Convert to fraction form
    2,952.75/4,075.52 = 1,711.47/x
  3. Step 3: Cross multiply
    2,952.75x = 4,075.52 × 1,711.47
  4. Step 4: Simplify right side
    2,952.75x = 6,975,121.66
  5. Step 5: Solve for x
    x = 6,975,121.66/2,952.75
  6. Step 6: Final answer
    x = 2,362.25

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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.