Home / 7,344.32-10,990.94-6,012.68

Finding the Fourth Proportional to 7,344.32, 10,990.94 and 6,012.68

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Solution

The fourth proportional to 7,344.32, 10,990.94 and 6,012.68 is: 8,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.32 : 10,990.94 = 6,012.68 : x
  2. Step 2: Convert to fraction form
    7,344.32/10,990.94 = 6,012.68/x
  3. Step 3: Cross multiply
    7,344.32x = 10,990.94 × 6,012.68
  4. Step 4: Simplify right side
    7,344.32x = 66,084,920.10
  5. Step 5: Solve for x
    x = 66,084,920.10/7,344.32
  6. Step 6: Final answer
    x = 8,998.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.