Home / 7,968.12-10,996.56-4,432.44

Finding the Fourth Proportional to 7,968.12, 10,996.56 and 4,432.44

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Solution

The fourth proportional to 7,968.12, 10,996.56 and 4,432.44 is: 6,117.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.12 : 10,996.56 = 4,432.44 : x
  2. Step 2: Convert to fraction form
    7,968.12/10,996.56 = 4,432.44/x
  3. Step 3: Cross multiply
    7,968.12x = 10,996.56 × 4,432.44
  4. Step 4: Simplify right side
    7,968.12x = 48,741,592.41
  5. Step 5: Solve for x
    x = 48,741,592.41/7,968.12
  6. Step 6: Final answer
    x = 6,117.08

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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.