Home / 1,859.18-2,772.34-1,842.48

Finding the Fourth Proportional to 1,859.18, 2,772.34 and 1,842.48

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Solution

The fourth proportional to 1,859.18, 2,772.34 and 1,842.48 is: 2,747.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.18 : 2,772.34 = 1,842.48 : x
  2. Step 2: Convert to fraction form
    1,859.18/2,772.34 = 1,842.48/x
  3. Step 3: Cross multiply
    1,859.18x = 2,772.34 × 1,842.48
  4. Step 4: Simplify right side
    1,859.18x = 5,107,976.40
  5. Step 5: Solve for x
    x = 5,107,976.40/1,859.18
  6. Step 6: Final answer
    x = 2,747.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.