Home / 6,803.60-10,205.40-5,939.60

Finding the Fourth Proportional to 6,803.60, 10,205.40 and 5,939.60

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Solution

The fourth proportional to 6,803.60, 10,205.40 and 5,939.60 is: 8,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,803.60 : 10,205.40 = 5,939.60 : x
  2. Step 2: Convert to fraction form
    6,803.60/10,205.40 = 5,939.60/x
  3. Step 3: Cross multiply
    6,803.60x = 10,205.40 × 5,939.60
  4. Step 4: Simplify right side
    6,803.60x = 60,615,993.84
  5. Step 5: Solve for x
    x = 60,615,993.84/6,803.60
  6. Step 6: Final answer
    x = 8,909.40

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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.