Home / 6,771.20-10,148.70-3,482.60

Finding the Fourth Proportional to 6,771.20, 10,148.70 and 3,482.60

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Solution

The fourth proportional to 6,771.20, 10,148.70 and 3,482.60 is: 5,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.20 : 10,148.70 = 3,482.60 : x
  2. Step 2: Convert to fraction form
    6,771.20/10,148.70 = 3,482.60/x
  3. Step 3: Cross multiply
    6,771.20x = 10,148.70 × 3,482.60
  4. Step 4: Simplify right side
    6,771.20x = 35,343,862.62
  5. Step 5: Solve for x
    x = 35,343,862.62/6,771.20
  6. Step 6: Final answer
    x = 5,219.73

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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.