Home / 7,213.02-10,819.53-2,595.90

Finding the Fourth Proportional to 7,213.02, 10,819.53 and 2,595.90

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Solution

The fourth proportional to 7,213.02, 10,819.53 and 2,595.90 is: 3,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.02 : 10,819.53 = 2,595.90 : x
  2. Step 2: Convert to fraction form
    7,213.02/10,819.53 = 2,595.90/x
  3. Step 3: Cross multiply
    7,213.02x = 10,819.53 × 2,595.90
  4. Step 4: Simplify right side
    7,213.02x = 28,086,417.93
  5. Step 5: Solve for x
    x = 28,086,417.93/7,213.02
  6. Step 6: Final answer
    x = 3,893.85

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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.