Home / 7,270.20-10,908.90-4,152.60

Finding the Fourth Proportional to 7,270.20, 10,908.90 and 4,152.60

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Solution

The fourth proportional to 7,270.20, 10,908.90 and 4,152.60 is: 6,230.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.20 : 10,908.90 = 4,152.60 : x
  2. Step 2: Convert to fraction form
    7,270.20/10,908.90 = 4,152.60/x
  3. Step 3: Cross multiply
    7,270.20x = 10,908.90 × 4,152.60
  4. Step 4: Simplify right side
    7,270.20x = 45,300,298.14
  5. Step 5: Solve for x
    x = 45,300,298.14/7,270.20
  6. Step 6: Final answer
    x = 6,230.96

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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.