Home / 2,884.95-4,327.89-1,011.36

Finding the Fourth Proportional to 2,884.95, 4,327.89 and 1,011.36

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Solution

The fourth proportional to 2,884.95, 4,327.89 and 1,011.36 is: 1,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.95 : 4,327.89 = 1,011.36 : x
  2. Step 2: Convert to fraction form
    2,884.95/4,327.89 = 1,011.36/x
  3. Step 3: Cross multiply
    2,884.95x = 4,327.89 × 1,011.36
  4. Step 4: Simplify right side
    2,884.95x = 4,377,054.83
  5. Step 5: Solve for x
    x = 4,377,054.83/2,884.95
  6. Step 6: Final answer
    x = 1,517.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.