Home / 1,848.11-2,550.32-1,101.89

Finding the Fourth Proportional to 1,848.11, 2,550.32 and 1,101.89

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Solution

The fourth proportional to 1,848.11, 2,550.32 and 1,101.89 is: 1,520.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.11 : 2,550.32 = 1,101.89 : x
  2. Step 2: Convert to fraction form
    1,848.11/2,550.32 = 1,101.89/x
  3. Step 3: Cross multiply
    1,848.11x = 2,550.32 × 1,101.89
  4. Step 4: Simplify right side
    1,848.11x = 2,810,153.84
  5. Step 5: Solve for x
    x = 2,810,153.84/1,848.11
  6. Step 6: Final answer
    x = 1,520.56

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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.