Home / 10,708.80-16,054.97-5,439.48

Finding the Fourth Proportional to 10,708.80, 16,054.97 and 5,439.48

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Solution

The fourth proportional to 10,708.80, 16,054.97 and 5,439.48 is: 8,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.80 : 16,054.97 = 5,439.48 : x
  2. Step 2: Convert to fraction form
    10,708.80/16,054.97 = 5,439.48/x
  3. Step 3: Cross multiply
    10,708.80x = 16,054.97 × 5,439.48
  4. Step 4: Simplify right side
    10,708.80x = 87,330,661.02
  5. Step 5: Solve for x
    x = 87,330,661.02/10,708.80
  6. Step 6: Final answer
    x = 8,155.04

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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.