Home / 1,851.11-2,554.45-1,104.89

Finding the Fourth Proportional to 1,851.11, 2,554.45 and 1,104.89

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Solution

The fourth proportional to 1,851.11, 2,554.45 and 1,104.89 is: 1,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.11 : 2,554.45 = 1,104.89 : x
  2. Step 2: Convert to fraction form
    1,851.11/2,554.45 = 1,104.89/x
  3. Step 3: Cross multiply
    1,851.11x = 2,554.45 × 1,104.89
  4. Step 4: Simplify right side
    1,851.11x = 2,822,386.26
  5. Step 5: Solve for x
    x = 2,822,386.26/1,851.11
  6. Step 6: Final answer
    x = 1,524.70

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1.5x scale

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.