Home / 4,333.80-6,487.94-2,685.05

Finding the Fourth Proportional to 4,333.80, 6,487.94 and 2,685.05

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Solution

The fourth proportional to 4,333.80, 6,487.94 and 2,685.05 is: 4,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.80 : 6,487.94 = 2,685.05 : x
  2. Step 2: Convert to fraction form
    4,333.80/6,487.94 = 2,685.05/x
  3. Step 3: Cross multiply
    4,333.80x = 6,487.94 × 2,685.05
  4. Step 4: Simplify right side
    4,333.80x = 17,420,397.43
  5. Step 5: Solve for x
    x = 17,420,397.43/4,333.80
  6. Step 6: Final answer
    x = 4,019.66

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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.