Home / 7,946.06-11,919.17-2,399.45

Finding the Fourth Proportional to 7,946.06, 11,919.17 and 2,399.45

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Solution

The fourth proportional to 7,946.06, 11,919.17 and 2,399.45 is: 3,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.06 : 11,919.17 = 2,399.45 : x
  2. Step 2: Convert to fraction form
    7,946.06/11,919.17 = 2,399.45/x
  3. Step 3: Cross multiply
    7,946.06x = 11,919.17 × 2,399.45
  4. Step 4: Simplify right side
    7,946.06x = 28,599,398.86
  5. Step 5: Solve for x
    x = 28,599,398.86/7,946.06
  6. Step 6: Final answer
    x = 3,599.19

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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.