Home / 8,181.35-12,267.25-4,482.59

Finding the Fourth Proportional to 8,181.35, 12,267.25 and 4,482.59

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Solution

The fourth proportional to 8,181.35, 12,267.25 and 4,482.59 is: 6,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.35 : 12,267.25 = 4,482.59 : x
  2. Step 2: Convert to fraction form
    8,181.35/12,267.25 = 4,482.59/x
  3. Step 3: Cross multiply
    8,181.35x = 12,267.25 × 4,482.59
  4. Step 4: Simplify right side
    8,181.35x = 54,989,048.64
  5. Step 5: Solve for x
    x = 54,989,048.64/8,181.35
  6. Step 6: Final answer
    x = 6,721.26

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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.