Home / 7,969.15-11,948.94-3,039.16

Finding the Fourth Proportional to 7,969.15, 11,948.94 and 3,039.16

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Solution

The fourth proportional to 7,969.15, 11,948.94 and 3,039.16 is: 4,556.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.15 : 11,948.94 = 3,039.16 : x
  2. Step 2: Convert to fraction form
    7,969.15/11,948.94 = 3,039.16/x
  3. Step 3: Cross multiply
    7,969.15x = 11,948.94 × 3,039.16
  4. Step 4: Simplify right side
    7,969.15x = 36,314,740.49
  5. Step 5: Solve for x
    x = 36,314,740.49/7,969.15
  6. Step 6: Final answer
    x = 4,556.92

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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.