Home / 2,507.20-3,456.99-2,009.44

Finding the Fourth Proportional to 2,507.20, 3,456.99 and 2,009.44

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Solution

The fourth proportional to 2,507.20, 3,456.99 and 2,009.44 is: 2,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.20 : 3,456.99 = 2,009.44 : x
  2. Step 2: Convert to fraction form
    2,507.20/3,456.99 = 2,009.44/x
  3. Step 3: Cross multiply
    2,507.20x = 3,456.99 × 2,009.44
  4. Step 4: Simplify right side
    2,507.20x = 6,946,613.99
  5. Step 5: Solve for x
    x = 6,946,613.99/2,507.20
  6. Step 6: Final answer
    x = 2,770.67

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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.