Home / 1,840.46-2,539.82-1,001.15

Finding the Fourth Proportional to 1,840.46, 2,539.82 and 1,001.15

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Solution

The fourth proportional to 1,840.46, 2,539.82 and 1,001.15 is: 1,381.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.46 : 2,539.82 = 1,001.15 : x
  2. Step 2: Convert to fraction form
    1,840.46/2,539.82 = 1,001.15/x
  3. Step 3: Cross multiply
    1,840.46x = 2,539.82 × 1,001.15
  4. Step 4: Simplify right side
    1,840.46x = 2,542,740.12
  5. Step 5: Solve for x
    x = 2,542,740.12/1,840.46
  6. Step 6: Final answer
    x = 1,381.58

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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.