Home / 2,261.30-3,392.67-1,075.84

Finding the Fourth Proportional to 2,261.30, 3,392.67 and 1,075.84

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Solution

The fourth proportional to 2,261.30, 3,392.67 and 1,075.84 is: 1,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.30 : 3,392.67 = 1,075.84 : x
  2. Step 2: Convert to fraction form
    2,261.30/3,392.67 = 1,075.84/x
  3. Step 3: Cross multiply
    2,261.30x = 3,392.67 × 1,075.84
  4. Step 4: Simplify right side
    2,261.30x = 3,649,957.58
  5. Step 5: Solve for x
    x = 3,649,957.58/2,261.30
  6. Step 6: Final answer
    x = 1,614.10

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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.