Home / 1,852.11-2,556.09-1,106.06

Finding the Fourth Proportional to 1,852.11, 2,556.09 and 1,106.06

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Solution

The fourth proportional to 1,852.11, 2,556.09 and 1,106.06 is: 1,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.11 : 2,556.09 = 1,106.06 : x
  2. Step 2: Convert to fraction form
    1,852.11/2,556.09 = 1,106.06/x
  3. Step 3: Cross multiply
    1,852.11x = 2,556.09 × 1,106.06
  4. Step 4: Simplify right side
    1,852.11x = 2,827,190.72
  5. Step 5: Solve for x
    x = 2,827,190.72/1,852.11
  6. Step 6: Final answer
    x = 1,526.47

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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.