Home / 2,308.80-3,464.45-1,075.91

Finding the Fourth Proportional to 2,308.80, 3,464.45 and 1,075.91

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Solution

The fourth proportional to 2,308.80, 3,464.45 and 1,075.91 is: 1,614.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308.80 : 3,464.45 = 1,075.91 : x
  2. Step 2: Convert to fraction form
    2,308.80/3,464.45 = 1,075.91/x
  3. Step 3: Cross multiply
    2,308.80x = 3,464.45 × 1,075.91
  4. Step 4: Simplify right side
    2,308.80x = 3,727,431.02
  5. Step 5: Solve for x
    x = 3,727,431.02/2,308.80
  6. Step 6: Final answer
    x = 1,614.45

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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.