Home / 3,342.47-4,611.18-2,015.42

Finding the Fourth Proportional to 3,342.47, 4,611.18 and 2,015.42

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Solution

The fourth proportional to 3,342.47, 4,611.18 and 2,015.42 is: 2,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.47 : 4,611.18 = 2,015.42 : x
  2. Step 2: Convert to fraction form
    3,342.47/4,611.18 = 2,015.42/x
  3. Step 3: Cross multiply
    3,342.47x = 4,611.18 × 2,015.42
  4. Step 4: Simplify right side
    3,342.47x = 9,293,464.40
  5. Step 5: Solve for x
    x = 9,293,464.40/3,342.47
  6. Step 6: Final answer
    x = 2,780.42

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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.