Home / 7,969.38-10,997.74-4,432.51

Finding the Fourth Proportional to 7,969.38, 10,997.74 and 4,432.51

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Solution

The fourth proportional to 7,969.38, 10,997.74 and 4,432.51 is: 6,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.38 : 10,997.74 = 4,432.51 : x
  2. Step 2: Convert to fraction form
    7,969.38/10,997.74 = 4,432.51/x
  3. Step 3: Cross multiply
    7,969.38x = 10,997.74 × 4,432.51
  4. Step 4: Simplify right side
    7,969.38x = 48,747,592.53
  5. Step 5: Solve for x
    x = 48,747,592.53/7,969.38
  6. Step 6: Final answer
    x = 6,116.86

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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.