Home / 3,342.57-4,611.18-2,164.02

Finding the Fourth Proportional to 3,342.57, 4,611.18 and 2,164.02

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Solution

The fourth proportional to 3,342.57, 4,611.18 and 2,164.02 is: 2,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.57 : 4,611.18 = 2,164.02 : x
  2. Step 2: Convert to fraction form
    3,342.57/4,611.18 = 2,164.02/x
  3. Step 3: Cross multiply
    3,342.57x = 4,611.18 × 2,164.02
  4. Step 4: Simplify right side
    3,342.57x = 9,978,685.74
  5. Step 5: Solve for x
    x = 9,978,685.74/3,342.57
  6. Step 6: Final answer
    x = 2,985.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.