Home / 6,390.36-9,586.88-2,008.24

Finding the Fourth Proportional to 6,390.36, 9,586.88 and 2,008.24

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Solution

The fourth proportional to 6,390.36, 9,586.88 and 2,008.24 is: 3,012.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.36 : 9,586.88 = 2,008.24 : x
  2. Step 2: Convert to fraction form
    6,390.36/9,586.88 = 2,008.24/x
  3. Step 3: Cross multiply
    6,390.36x = 9,586.88 × 2,008.24
  4. Step 4: Simplify right side
    6,390.36x = 19,252,755.89
  5. Step 5: Solve for x
    x = 19,252,755.89/6,390.36
  6. Step 6: Final answer
    x = 3,012.78

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1.5x scale

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.