Home / 5,202.81-7,179.86-2,844.95

Finding the Fourth Proportional to 5,202.81, 7,179.86 and 2,844.95

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Solution

The fourth proportional to 5,202.81, 7,179.86 and 2,844.95 is: 3,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.81 : 7,179.86 = 2,844.95 : x
  2. Step 2: Convert to fraction form
    5,202.81/7,179.86 = 2,844.95/x
  3. Step 3: Cross multiply
    5,202.81x = 7,179.86 × 2,844.95
  4. Step 4: Simplify right side
    5,202.81x = 20,426,292.58
  5. Step 5: Solve for x
    x = 20,426,292.58/5,202.81
  6. Step 6: Final answer
    x = 3,926.01

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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.