Home / 2,742.76-4,112.22-1,010.92

Finding the Fourth Proportional to 2,742.76, 4,112.22 and 1,010.92

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Solution

The fourth proportional to 2,742.76, 4,112.22 and 1,010.92 is: 1,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.76 : 4,112.22 = 1,010.92 : x
  2. Step 2: Convert to fraction form
    2,742.76/4,112.22 = 1,010.92/x
  3. Step 3: Cross multiply
    2,742.76x = 4,112.22 × 1,010.92
  4. Step 4: Simplify right side
    2,742.76x = 4,157,125.44
  5. Step 5: Solve for x
    x = 4,157,125.44/2,742.76
  6. Step 6: Final answer
    x = 1,515.67

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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.