Home / 2,779.24-3,834.98-1,537.32

Finding the Fourth Proportional to 2,779.24, 3,834.98 and 1,537.32

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Solution

The fourth proportional to 2,779.24, 3,834.98 and 1,537.32 is: 2,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779.24 : 3,834.98 = 1,537.32 : x
  2. Step 2: Convert to fraction form
    2,779.24/3,834.98 = 1,537.32/x
  3. Step 3: Cross multiply
    2,779.24x = 3,834.98 × 1,537.32
  4. Step 4: Simplify right side
    2,779.24x = 5,895,591.45
  5. Step 5: Solve for x
    x = 5,895,591.45/2,779.24
  6. Step 6: Final answer
    x = 2,121.30

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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.