Home / 3,603.44-4,973.52-2,276.30

Finding the Fourth Proportional to 3,603.44, 4,973.52 and 2,276.30

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Solution

The fourth proportional to 3,603.44, 4,973.52 and 2,276.30 is: 3,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.44 : 4,973.52 = 2,276.30 : x
  2. Step 2: Convert to fraction form
    3,603.44/4,973.52 = 2,276.30/x
  3. Step 3: Cross multiply
    3,603.44x = 4,973.52 × 2,276.30
  4. Step 4: Simplify right side
    3,603.44x = 11,321,223.58
  5. Step 5: Solve for x
    x = 11,321,223.58/3,603.44
  6. Step 6: Final answer
    x = 3,141.78

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1.5x scale

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.