Home / 1,755.33-2,634.59-934.30

Finding the Fourth Proportional to 1,755.33, 2,634.59 and 934.30

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Solution

The fourth proportional to 1,755.33, 2,634.59 and 934.30 is: 1,402.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.33 : 2,634.59 = 934.30 : x
  2. Step 2: Convert to fraction form
    1,755.33/2,634.59 = 934.30/x
  3. Step 3: Cross multiply
    1,755.33x = 2,634.59 × 934.30
  4. Step 4: Simplify right side
    1,755.33x = 2,461,484.26
  5. Step 5: Solve for x
    x = 2,461,484.26/1,755.33
  6. Step 6: Final answer
    x = 1,402.29

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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.