Home / 6,391.35-9,586.75-2,008.71

Finding the Fourth Proportional to 6,391.35, 9,586.75 and 2,008.71

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Solution

The fourth proportional to 6,391.35, 9,586.75 and 2,008.71 is: 3,012.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391.35 : 9,586.75 = 2,008.71 : x
  2. Step 2: Convert to fraction form
    6,391.35/9,586.75 = 2,008.71/x
  3. Step 3: Cross multiply
    6,391.35x = 9,586.75 × 2,008.71
  4. Step 4: Simplify right side
    6,391.35x = 19,257,000.59
  5. Step 5: Solve for x
    x = 19,257,000.59/6,391.35
  6. Step 6: Final answer
    x = 3,012.98

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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.