Home / 2,228.77-3,075.65-1,234.04

Finding the Fourth Proportional to 2,228.77, 3,075.65 and 1,234.04

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Solution

The fourth proportional to 2,228.77, 3,075.65 and 1,234.04 is: 1,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.77 : 3,075.65 = 1,234.04 : x
  2. Step 2: Convert to fraction form
    2,228.77/3,075.65 = 1,234.04/x
  3. Step 3: Cross multiply
    2,228.77x = 3,075.65 × 1,234.04
  4. Step 4: Simplify right side
    2,228.77x = 3,795,475.13
  5. Step 5: Solve for x
    x = 3,795,475.13/2,228.77
  6. Step 6: Final answer
    x = 1,702.95

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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.