Home / 6,742.26-10,113.80-2,581.56

Finding the Fourth Proportional to 6,742.26, 10,113.80 and 2,581.56

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Solution

The fourth proportional to 6,742.26, 10,113.80 and 2,581.56 is: 3,872.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.26 : 10,113.80 = 2,581.56 : x
  2. Step 2: Convert to fraction form
    6,742.26/10,113.80 = 2,581.56/x
  3. Step 3: Cross multiply
    6,742.26x = 10,113.80 × 2,581.56
  4. Step 4: Simplify right side
    6,742.26x = 26,109,368.62
  5. Step 5: Solve for x
    x = 26,109,368.62/6,742.26
  6. Step 6: Final answer
    x = 3,872.50

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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.