Home / 7,860.57-11,790.93-2,314.02

Finding the Fourth Proportional to 7,860.57, 11,790.93 and 2,314.02

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Solution

The fourth proportional to 7,860.57, 11,790.93 and 2,314.02 is: 3,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.57 : 11,790.93 = 2,314.02 : x
  2. Step 2: Convert to fraction form
    7,860.57/11,790.93 = 2,314.02/x
  3. Step 3: Cross multiply
    7,860.57x = 11,790.93 × 2,314.02
  4. Step 4: Simplify right side
    7,860.57x = 27,284,447.84
  5. Step 5: Solve for x
    x = 27,284,447.84/7,860.57
  6. Step 6: Final answer
    x = 3,471.05

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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.