Home / 6,390.68-9,586.02-2,008.52

Finding the Fourth Proportional to 6,390.68, 9,586.02 and 2,008.52

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Solution

The fourth proportional to 6,390.68, 9,586.02 and 2,008.52 is: 3,012.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.68 : 9,586.02 = 2,008.52 : x
  2. Step 2: Convert to fraction form
    6,390.68/9,586.02 = 2,008.52/x
  3. Step 3: Cross multiply
    6,390.68x = 9,586.02 × 2,008.52
  4. Step 4: Simplify right side
    6,390.68x = 19,253,712.89
  5. Step 5: Solve for x
    x = 19,253,712.89/6,390.68
  6. Step 6: Final answer
    x = 3,012.78

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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.