Home / 7,969.19-10,998.81-4,611.42

Finding the Fourth Proportional to 7,969.19, 10,998.81 and 4,611.42

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Solution

The fourth proportional to 7,969.19, 10,998.81 and 4,611.42 is: 6,364.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.19 : 10,998.81 = 4,611.42 : x
  2. Step 2: Convert to fraction form
    7,969.19/10,998.81 = 4,611.42/x
  3. Step 3: Cross multiply
    7,969.19x = 10,998.81 × 4,611.42
  4. Step 4: Simplify right side
    7,969.19x = 50,720,132.41
  5. Step 5: Solve for x
    x = 50,720,132.41/7,969.19
  6. Step 6: Final answer
    x = 6,364.53

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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.