Home / 4,281.36-6,422.66-1,942.16

Finding the Fourth Proportional to 4,281.36, 6,422.66 and 1,942.16

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Solution

The fourth proportional to 4,281.36, 6,422.66 and 1,942.16 is: 2,913.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.36 : 6,422.66 = 1,942.16 : x
  2. Step 2: Convert to fraction form
    4,281.36/6,422.66 = 1,942.16/x
  3. Step 3: Cross multiply
    4,281.36x = 6,422.66 × 1,942.16
  4. Step 4: Simplify right side
    4,281.36x = 12,473,833.35
  5. Step 5: Solve for x
    x = 12,473,833.35/4,281.36
  6. Step 6: Final answer
    x = 2,913.52

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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.