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Finding the Fourth Proportional to 1,885.07, 2,827.61 and 1,062.97

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Solution

The fourth proportional to 1,885.07, 2,827.61 and 1,062.97 is: 1,594.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.07 : 2,827.61 = 1,062.97 : x
  2. Step 2: Convert to fraction form
    1,885.07/2,827.61 = 1,062.97/x
  3. Step 3: Cross multiply
    1,885.07x = 2,827.61 × 1,062.97
  4. Step 4: Simplify right side
    1,885.07x = 3,005,672.11
  5. Step 5: Solve for x
    x = 3,005,672.11/1,885.07
  6. Step 6: Final answer
    x = 1,594.46

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.