Home / 6,467.82-9,702.21-2,088.42

Finding the Fourth Proportional to 6,467.82, 9,702.21 and 2,088.42

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Solution

The fourth proportional to 6,467.82, 9,702.21 and 2,088.42 is: 3,132.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.82 : 9,702.21 = 2,088.42 : x
  2. Step 2: Convert to fraction form
    6,467.82/9,702.21 = 2,088.42/x
  3. Step 3: Cross multiply
    6,467.82x = 9,702.21 × 2,088.42
  4. Step 4: Simplify right side
    6,467.82x = 20,262,289.41
  5. Step 5: Solve for x
    x = 20,262,289.41/6,467.82
  6. Step 6: Final answer
    x = 3,132.78

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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.