Home / 7,984.08-11,977.57-3,301.54

Finding the Fourth Proportional to 7,984.08, 11,977.57 and 3,301.54

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Solution

The fourth proportional to 7,984.08, 11,977.57 and 3,301.54 is: 4,952.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.08 : 11,977.57 = 3,301.54 : x
  2. Step 2: Convert to fraction form
    7,984.08/11,977.57 = 3,301.54/x
  3. Step 3: Cross multiply
    7,984.08x = 11,977.57 × 3,301.54
  4. Step 4: Simplify right side
    7,984.08x = 39,544,426.46
  5. Step 5: Solve for x
    x = 39,544,426.46/7,984.08
  6. Step 6: Final answer
    x = 4,952.91

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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.