Home / 1,626.81-2,440.61-933.92

Finding the Fourth Proportional to 1,626.81, 2,440.61 and 933.92

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Solution

The fourth proportional to 1,626.81, 2,440.61 and 933.92 is: 1,401.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.81 : 2,440.61 = 933.92 : x
  2. Step 2: Convert to fraction form
    1,626.81/2,440.61 = 933.92/x
  3. Step 3: Cross multiply
    1,626.81x = 2,440.61 × 933.92
  4. Step 4: Simplify right side
    1,626.81x = 2,279,334.49
  5. Step 5: Solve for x
    x = 2,279,334.49/1,626.81
  6. Step 6: Final answer
    x = 1,401.11

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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.