Home / 10,944.75-15,103.77-5,976.75

Finding the Fourth Proportional to 10,944.75, 15,103.77 and 5,976.75

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Solution

The fourth proportional to 10,944.75, 15,103.77 and 5,976.75 is: 8,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.75 : 15,103.77 = 5,976.75 : x
  2. Step 2: Convert to fraction form
    10,944.75/15,103.77 = 5,976.75/x
  3. Step 3: Cross multiply
    10,944.75x = 15,103.77 × 5,976.75
  4. Step 4: Simplify right side
    10,944.75x = 90,271,457.35
  5. Step 5: Solve for x
    x = 90,271,457.35/10,944.75
  6. Step 6: Final answer
    x = 8,247.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.