Home / 2,433.81-3,351.28-2,040.15

Finding the Fourth Proportional to 2,433.81, 3,351.28 and 2,040.15

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Solution

The fourth proportional to 2,433.81, 3,351.28 and 2,040.15 is: 2,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.81 : 3,351.28 = 2,040.15 : x
  2. Step 2: Convert to fraction form
    2,433.81/3,351.28 = 2,040.15/x
  3. Step 3: Cross multiply
    2,433.81x = 3,351.28 × 2,040.15
  4. Step 4: Simplify right side
    2,433.81x = 6,837,113.89
  5. Step 5: Solve for x
    x = 6,837,113.89/2,433.81
  6. Step 6: Final answer
    x = 2,809.22

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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.