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Finding the Fourth Proportional to 1,848.88, 2,551.03 and 1,062.78

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Solution

The fourth proportional to 1,848.88, 2,551.03 and 1,062.78 is: 1,466.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.88 : 2,551.03 = 1,062.78 : x
  2. Step 2: Convert to fraction form
    1,848.88/2,551.03 = 1,062.78/x
  3. Step 3: Cross multiply
    1,848.88x = 2,551.03 × 1,062.78
  4. Step 4: Simplify right side
    1,848.88x = 2,711,183.66
  5. Step 5: Solve for x
    x = 2,711,183.66/1,848.88
  6. Step 6: Final answer
    x = 1,466.39

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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.