Home / 7,966.22-11,946.34-2,342.20

Finding the Fourth Proportional to 7,966.22, 11,946.34 and 2,342.20

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Solution

The fourth proportional to 7,966.22, 11,946.34 and 2,342.20 is: 3,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.22 : 11,946.34 = 2,342.20 : x
  2. Step 2: Convert to fraction form
    7,966.22/11,946.34 = 2,342.20/x
  3. Step 3: Cross multiply
    7,966.22x = 11,946.34 × 2,342.20
  4. Step 4: Simplify right side
    7,966.22x = 27,980,717.55
  5. Step 5: Solve for x
    x = 27,980,717.55/7,966.22
  6. Step 6: Final answer
    x = 3,512.42

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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.