Home / 7,969.42-10,997.64-4,432.55

Finding the Fourth Proportional to 7,969.42, 10,997.64 and 4,432.55

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Solution

The fourth proportional to 7,969.42, 10,997.64 and 4,432.55 is: 6,116.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.42 : 10,997.64 = 4,432.55 : x
  2. Step 2: Convert to fraction form
    7,969.42/10,997.64 = 4,432.55/x
  3. Step 3: Cross multiply
    7,969.42x = 10,997.64 × 4,432.55
  4. Step 4: Simplify right side
    7,969.42x = 48,747,616.68
  5. Step 5: Solve for x
    x = 48,747,616.68/7,969.42
  6. Step 6: Final answer
    x = 6,116.84

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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.