Home / 7,979.36-11,970.70-2,433.13

Finding the Fourth Proportional to 7,979.36, 11,970.70 and 2,433.13

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Solution

The fourth proportional to 7,979.36, 11,970.70 and 2,433.13 is: 3,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979.36 : 11,970.70 = 2,433.13 : x
  2. Step 2: Convert to fraction form
    7,979.36/11,970.70 = 2,433.13/x
  3. Step 3: Cross multiply
    7,979.36x = 11,970.70 × 2,433.13
  4. Step 4: Simplify right side
    7,979.36x = 29,126,233.28
  5. Step 5: Solve for x
    x = 29,126,233.28/7,979.36
  6. Step 6: Final answer
    x = 3,650.20

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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.