Home / 5,521.97-7,620.32-3,037.97

Finding the Fourth Proportional to 5,521.97, 7,620.32 and 3,037.97

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Solution

The fourth proportional to 5,521.97, 7,620.32 and 3,037.97 is: 4,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.97 : 7,620.32 = 3,037.97 : x
  2. Step 2: Convert to fraction form
    5,521.97/7,620.32 = 3,037.97/x
  3. Step 3: Cross multiply
    5,521.97x = 7,620.32 × 3,037.97
  4. Step 4: Simplify right side
    5,521.97x = 23,150,303.55
  5. Step 5: Solve for x
    x = 23,150,303.55/5,521.97
  6. Step 6: Final answer
    x = 4,192.40

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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.