Home / 6,390.54-9,586.70-2,008.34

Finding the Fourth Proportional to 6,390.54, 9,586.70 and 2,008.34

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Solution

The fourth proportional to 6,390.54, 9,586.70 and 2,008.34 is: 3,012.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.54 : 9,586.70 = 2,008.34 : x
  2. Step 2: Convert to fraction form
    6,390.54/9,586.70 = 2,008.34/x
  3. Step 3: Cross multiply
    6,390.54x = 9,586.70 × 2,008.34
  4. Step 4: Simplify right side
    6,390.54x = 19,253,353.08
  5. Step 5: Solve for x
    x = 19,253,353.08/6,390.54
  6. Step 6: Final answer
    x = 3,012.79

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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.