Home / 1,852.11-2,556.56-1,066.47

Finding the Fourth Proportional to 1,852.11, 2,556.56 and 1,066.47

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Solution

The fourth proportional to 1,852.11, 2,556.56 and 1,066.47 is: 1,472.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.11 : 2,556.56 = 1,066.47 : x
  2. Step 2: Convert to fraction form
    1,852.11/2,556.56 = 1,066.47/x
  3. Step 3: Cross multiply
    1,852.11x = 2,556.56 × 1,066.47
  4. Step 4: Simplify right side
    1,852.11x = 2,726,489.21
  5. Step 5: Solve for x
    x = 2,726,489.21/1,852.11
  6. Step 6: Final answer
    x = 1,472.10

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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.