Home / 5,141.96-7,715.50-2,370.59

Finding the Fourth Proportional to 5,141.96, 7,715.50 and 2,370.59

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Solution

The fourth proportional to 5,141.96, 7,715.50 and 2,370.59 is: 3,557.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.96 : 7,715.50 = 2,370.59 : x
  2. Step 2: Convert to fraction form
    5,141.96/7,715.50 = 2,370.59/x
  3. Step 3: Cross multiply
    5,141.96x = 7,715.50 × 2,370.59
  4. Step 4: Simplify right side
    5,141.96x = 18,290,287.15
  5. Step 5: Solve for x
    x = 18,290,287.15/5,141.96
  6. Step 6: Final answer
    x = 3,557.07

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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.