Home / 1,833.09-2,750.98-1,140.77

Finding the Fourth Proportional to 1,833.09, 2,750.98 and 1,140.77

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Solution

The fourth proportional to 1,833.09, 2,750.98 and 1,140.77 is: 1,711.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.09 : 2,750.98 = 1,140.77 : x
  2. Step 2: Convert to fraction form
    1,833.09/2,750.98 = 1,140.77/x
  3. Step 3: Cross multiply
    1,833.09x = 2,750.98 × 1,140.77
  4. Step 4: Simplify right side
    1,833.09x = 3,138,235.45
  5. Step 5: Solve for x
    x = 3,138,235.45/1,833.09
  6. Step 6: Final answer
    x = 1,711.99

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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.