Home / 2,440.25-3,367.81-1,601.63

Finding the Fourth Proportional to 2,440.25, 3,367.81 and 1,601.63

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Solution

The fourth proportional to 2,440.25, 3,367.81 and 1,601.63 is: 2,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.25 : 3,367.81 = 1,601.63 : x
  2. Step 2: Convert to fraction form
    2,440.25/3,367.81 = 1,601.63/x
  3. Step 3: Cross multiply
    2,440.25x = 3,367.81 × 1,601.63
  4. Step 4: Simplify right side
    2,440.25x = 5,393,985.53
  5. Step 5: Solve for x
    x = 5,393,985.53/2,440.25
  6. Step 6: Final answer
    x = 2,210.42

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1.5x scale

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.