Home / 5,811.30-8,715.40-2,523.62

Finding the Fourth Proportional to 5,811.30, 8,715.40 and 2,523.62

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Solution

The fourth proportional to 5,811.30, 8,715.40 and 2,523.62 is: 3,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.30 : 8,715.40 = 2,523.62 : x
  2. Step 2: Convert to fraction form
    5,811.30/8,715.40 = 2,523.62/x
  3. Step 3: Cross multiply
    5,811.30x = 8,715.40 × 2,523.62
  4. Step 4: Simplify right side
    5,811.30x = 21,994,357.75
  5. Step 5: Solve for x
    x = 21,994,357.75/5,811.30
  6. Step 6: Final answer
    x = 3,784.76

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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.