Home / 2,443.32-3,664.98-2,009.57

Finding the Fourth Proportional to 2,443.32, 3,664.98 and 2,009.57

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Solution

The fourth proportional to 2,443.32, 3,664.98 and 2,009.57 is: 3,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443.32 : 3,664.98 = 2,009.57 : x
  2. Step 2: Convert to fraction form
    2,443.32/3,664.98 = 2,009.57/x
  3. Step 3: Cross multiply
    2,443.32x = 3,664.98 × 2,009.57
  4. Step 4: Simplify right side
    2,443.32x = 7,365,015.53
  5. Step 5: Solve for x
    x = 7,365,015.53/2,443.32
  6. Step 6: Final answer
    x = 3,014.35

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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.