Home / 2,716.46-4,075.06-1,156.20

Finding the Fourth Proportional to 2,716.46, 4,075.06 and 1,156.20

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Solution

The fourth proportional to 2,716.46, 4,075.06 and 1,156.20 is: 1,734.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.46 : 4,075.06 = 1,156.20 : x
  2. Step 2: Convert to fraction form
    2,716.46/4,075.06 = 1,156.20/x
  3. Step 3: Cross multiply
    2,716.46x = 4,075.06 × 1,156.20
  4. Step 4: Simplify right side
    2,716.46x = 4,711,584.37
  5. Step 5: Solve for x
    x = 4,711,584.37/2,716.46
  6. Step 6: Final answer
    x = 1,734.46

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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.