Home / 2,434.73-3,359.93-1,440.47

Finding the Fourth Proportional to 2,434.73, 3,359.93 and 1,440.47

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Solution

The fourth proportional to 2,434.73, 3,359.93 and 1,440.47 is: 1,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.73 : 3,359.93 = 1,440.47 : x
  2. Step 2: Convert to fraction form
    2,434.73/3,359.93 = 1,440.47/x
  3. Step 3: Cross multiply
    2,434.73x = 3,359.93 × 1,440.47
  4. Step 4: Simplify right side
    2,434.73x = 4,839,879.56
  5. Step 5: Solve for x
    x = 4,839,879.56/2,434.73
  6. Step 6: Final answer
    x = 1,987.85

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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.