Home / 4,387.05-6,577.47-2,194.20

Finding the Fourth Proportional to 4,387.05, 6,577.47 and 2,194.20

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Solution

The fourth proportional to 4,387.05, 6,577.47 and 2,194.20 is: 3,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.05 : 6,577.47 = 2,194.20 : x
  2. Step 2: Convert to fraction form
    4,387.05/6,577.47 = 2,194.20/x
  3. Step 3: Cross multiply
    4,387.05x = 6,577.47 × 2,194.20
  4. Step 4: Simplify right side
    4,387.05x = 14,432,284.67
  5. Step 5: Solve for x
    x = 14,432,284.67/4,387.05
  6. Step 6: Final answer
    x = 3,289.75

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Half scale
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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.