Home / 1,755.33-2,632.99-1,207.36

Finding the Fourth Proportional to 1,755.33, 2,632.99 and 1,207.36

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Solution

The fourth proportional to 1,755.33, 2,632.99 and 1,207.36 is: 1,811.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.33 : 2,632.99 = 1,207.36 : x
  2. Step 2: Convert to fraction form
    1,755.33/2,632.99 = 1,207.36/x
  3. Step 3: Cross multiply
    1,755.33x = 2,632.99 × 1,207.36
  4. Step 4: Simplify right side
    1,755.33x = 3,178,966.81
  5. Step 5: Solve for x
    x = 3,178,966.81/1,755.33
  6. Step 6: Final answer
    x = 1,811.04

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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.