Home / 2,092.36-2,885.88-1,306.12

Finding the Fourth Proportional to 2,092.36, 2,885.88 and 1,306.12

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Solution

The fourth proportional to 2,092.36, 2,885.88 and 1,306.12 is: 1,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.36 : 2,885.88 = 1,306.12 : x
  2. Step 2: Convert to fraction form
    2,092.36/2,885.88 = 1,306.12/x
  3. Step 3: Cross multiply
    2,092.36x = 2,885.88 × 1,306.12
  4. Step 4: Simplify right side
    2,092.36x = 3,769,305.59
  5. Step 5: Solve for x
    x = 3,769,305.59/2,092.36
  6. Step 6: Final answer
    x = 1,801.46

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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.