Home / 1,766.19-2,433.61-1,450.39

Finding the Fourth Proportional to 1,766.19, 2,433.61 and 1,450.39

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Solution

The fourth proportional to 1,766.19, 2,433.61 and 1,450.39 is: 1,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.19 : 2,433.61 = 1,450.39 : x
  2. Step 2: Convert to fraction form
    1,766.19/2,433.61 = 1,450.39/x
  3. Step 3: Cross multiply
    1,766.19x = 2,433.61 × 1,450.39
  4. Step 4: Simplify right side
    1,766.19x = 3,529,683.61
  5. Step 5: Solve for x
    x = 3,529,683.61/1,766.19
  6. Step 6: Final answer
    x = 1,998.47

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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.