Home / 7,969.28-10,998.06-4,432.82

Finding the Fourth Proportional to 7,969.28, 10,998.06 and 4,432.82

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Solution

The fourth proportional to 7,969.28, 10,998.06 and 4,432.82 is: 6,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.28 : 10,998.06 = 4,432.82 : x
  2. Step 2: Convert to fraction form
    7,969.28/10,998.06 = 4,432.82/x
  3. Step 3: Cross multiply
    7,969.28x = 10,998.06 × 4,432.82
  4. Step 4: Simplify right side
    7,969.28x = 48,752,420.33
  5. Step 5: Solve for x
    x = 48,752,420.33/7,969.28
  6. Step 6: Final answer
    x = 6,117.54

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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.