Home / 4,919.11-7,326.86-4,816.58

Finding the Fourth Proportional to 4,919.11, 7,326.86 and 4,816.58

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Solution

The fourth proportional to 4,919.11, 7,326.86 and 4,816.58 is: 7,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.11 : 7,326.86 = 4,816.58 : x
  2. Step 2: Convert to fraction form
    4,919.11/7,326.86 = 4,816.58/x
  3. Step 3: Cross multiply
    4,919.11x = 7,326.86 × 4,816.58
  4. Step 4: Simplify right side
    4,919.11x = 35,290,346.62
  5. Step 5: Solve for x
    x = 35,290,346.62/4,919.11
  6. Step 6: Final answer
    x = 7,174.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.