Home / 1,910.98-2,864.02-1,540.96

Finding the Fourth Proportional to 1,910.98, 2,864.02 and 1,540.96

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Solution

The fourth proportional to 1,910.98, 2,864.02 and 1,540.96 is: 2,309.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.98 : 2,864.02 = 1,540.96 : x
  2. Step 2: Convert to fraction form
    1,910.98/2,864.02 = 1,540.96/x
  3. Step 3: Cross multiply
    1,910.98x = 2,864.02 × 1,540.96
  4. Step 4: Simplify right side
    1,910.98x = 4,413,340.26
  5. Step 5: Solve for x
    x = 4,413,340.26/1,910.98
  6. Step 6: Final answer
    x = 2,309.46

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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.