Home / 7,278.69-10,917.80-2,014.02

Finding the Fourth Proportional to 7,278.69, 10,917.80 and 2,014.02

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Solution

The fourth proportional to 7,278.69, 10,917.80 and 2,014.02 is: 3,020.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278.69 : 10,917.80 = 2,014.02 : x
  2. Step 2: Convert to fraction form
    7,278.69/10,917.80 = 2,014.02/x
  3. Step 3: Cross multiply
    7,278.69x = 10,917.80 × 2,014.02
  4. Step 4: Simplify right side
    7,278.69x = 21,988,657.49
  5. Step 5: Solve for x
    x = 21,988,657.49/7,278.69
  6. Step 6: Final answer
    x = 3,020.96

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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.