Home / 2,440.35-3,662.96-1,345.23

Finding the Fourth Proportional to 2,440.35, 3,662.96 and 1,345.23

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Solution

The fourth proportional to 2,440.35, 3,662.96 and 1,345.23 is: 2,019.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.35 : 3,662.96 = 1,345.23 : x
  2. Step 2: Convert to fraction form
    2,440.35/3,662.96 = 1,345.23/x
  3. Step 3: Cross multiply
    2,440.35x = 3,662.96 × 1,345.23
  4. Step 4: Simplify right side
    2,440.35x = 4,927,516.95
  5. Step 5: Solve for x
    x = 4,927,516.95/2,440.35
  6. Step 6: Final answer
    x = 2,019.18

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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.