Home / 2,066.88-2,852.32-1,135.38

Finding the Fourth Proportional to 2,066.88, 2,852.32 and 1,135.38

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Solution

The fourth proportional to 2,066.88, 2,852.32 and 1,135.38 is: 1,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.88 : 2,852.32 = 1,135.38 : x
  2. Step 2: Convert to fraction form
    2,066.88/2,852.32 = 1,135.38/x
  3. Step 3: Cross multiply
    2,066.88x = 2,852.32 × 1,135.38
  4. Step 4: Simplify right side
    2,066.88x = 3,238,467.08
  5. Step 5: Solve for x
    x = 3,238,467.08/2,066.88
  6. Step 6: Final answer
    x = 1,566.84

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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.