Home / 1,559.19-2,338.83-737.85

Finding the Fourth Proportional to 1,559.19, 2,338.83 and 737.85

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Solution

The fourth proportional to 1,559.19, 2,338.83 and 737.85 is: 1,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559.19 : 2,338.83 = 737.85 : x
  2. Step 2: Convert to fraction form
    1,559.19/2,338.83 = 737.85/x
  3. Step 3: Cross multiply
    1,559.19x = 2,338.83 × 737.85
  4. Step 4: Simplify right side
    1,559.19x = 1,725,705.72
  5. Step 5: Solve for x
    x = 1,725,705.72/1,559.19
  6. Step 6: Final answer
    x = 1,106.80

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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.