Home / 1,555.94-2,334.33-1,294.53

Finding the Fourth Proportional to 1,555.94, 2,334.33 and 1,294.53

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Solution

The fourth proportional to 1,555.94, 2,334.33 and 1,294.53 is: 1,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555.94 : 2,334.33 = 1,294.53 : x
  2. Step 2: Convert to fraction form
    1,555.94/2,334.33 = 1,294.53/x
  3. Step 3: Cross multiply
    1,555.94x = 2,334.33 × 1,294.53
  4. Step 4: Simplify right side
    1,555.94x = 3,021,860.21
  5. Step 5: Solve for x
    x = 3,021,860.21/1,555.94
  6. Step 6: Final answer
    x = 1,942.15

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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.