Home / 4,901.10-6,767.04-3,015.21

Finding the Fourth Proportional to 4,901.10, 6,767.04 and 3,015.21

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Solution

The fourth proportional to 4,901.10, 6,767.04 and 3,015.21 is: 4,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.10 : 6,767.04 = 3,015.21 : x
  2. Step 2: Convert to fraction form
    4,901.10/6,767.04 = 3,015.21/x
  3. Step 3: Cross multiply
    4,901.10x = 6,767.04 × 3,015.21
  4. Step 4: Simplify right side
    4,901.10x = 20,404,046.68
  5. Step 5: Solve for x
    x = 20,404,046.68/4,901.10
  6. Step 6: Final answer
    x = 4,163.16

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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.