Home / 1,786.19-2,466.15-1,114.26

Finding the Fourth Proportional to 1,786.19, 2,466.15 and 1,114.26

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Solution

The fourth proportional to 1,786.19, 2,466.15 and 1,114.26 is: 1,538.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786.19 : 2,466.15 = 1,114.26 : x
  2. Step 2: Convert to fraction form
    1,786.19/2,466.15 = 1,114.26/x
  3. Step 3: Cross multiply
    1,786.19x = 2,466.15 × 1,114.26
  4. Step 4: Simplify right side
    1,786.19x = 2,747,932.30
  5. Step 5: Solve for x
    x = 2,747,932.30/1,786.19
  6. Step 6: Final answer
    x = 1,538.43

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Double scale
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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.