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Finding the Fourth Proportional to 1,850.71, 2,778.04 and 1,030.59

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Solution

The fourth proportional to 1,850.71, 2,778.04 and 1,030.59 is: 1,546.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.71 : 2,778.04 = 1,030.59 : x
  2. Step 2: Convert to fraction form
    1,850.71/2,778.04 = 1,030.59/x
  3. Step 3: Cross multiply
    1,850.71x = 2,778.04 × 1,030.59
  4. Step 4: Simplify right side
    1,850.71x = 2,863,006.35
  5. Step 5: Solve for x
    x = 2,863,006.35/1,850.71
  6. Step 6: Final answer
    x = 1,546.98

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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.