Home / 1,803.38-2,488.77-1,104.98

Finding the Fourth Proportional to 1,803.38, 2,488.77 and 1,104.98

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Solution

The fourth proportional to 1,803.38, 2,488.77 and 1,104.98 is: 1,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803.38 : 2,488.77 = 1,104.98 : x
  2. Step 2: Convert to fraction form
    1,803.38/2,488.77 = 1,104.98/x
  3. Step 3: Cross multiply
    1,803.38x = 2,488.77 × 1,104.98
  4. Step 4: Simplify right side
    1,803.38x = 2,750,041.07
  5. Step 5: Solve for x
    x = 2,750,041.07/1,803.38
  6. Step 6: Final answer
    x = 1,524.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.