Home / 1,810.52-2,716.29-933.66

Finding the Fourth Proportional to 1,810.52, 2,716.29 and 933.66

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Solution

The fourth proportional to 1,810.52, 2,716.29 and 933.66 is: 1,400.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.52 : 2,716.29 = 933.66 : x
  2. Step 2: Convert to fraction form
    1,810.52/2,716.29 = 933.66/x
  3. Step 3: Cross multiply
    1,810.52x = 2,716.29 × 933.66
  4. Step 4: Simplify right side
    1,810.52x = 2,536,073.07
  5. Step 5: Solve for x
    x = 2,536,073.07/1,810.52
  6. Step 6: Final answer
    x = 1,400.75

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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.