Home / 5,939.06-8,911.65-4,309.04

Finding the Fourth Proportional to 5,939.06, 8,911.65 and 4,309.04

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Solution

The fourth proportional to 5,939.06, 8,911.65 and 4,309.04 is: 6,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.06 : 8,911.65 = 4,309.04 : x
  2. Step 2: Convert to fraction form
    5,939.06/8,911.65 = 4,309.04/x
  3. Step 3: Cross multiply
    5,939.06x = 8,911.65 × 4,309.04
  4. Step 4: Simplify right side
    5,939.06x = 38,400,611.76
  5. Step 5: Solve for x
    x = 38,400,611.76/5,939.06
  6. Step 6: Final answer
    x = 6,465.78

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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.