Home / 2,754.10-4,131.35-1,110.67

Finding the Fourth Proportional to 2,754.10, 4,131.35 and 1,110.67

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Solution

The fourth proportional to 2,754.10, 4,131.35 and 1,110.67 is: 1,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.10 : 4,131.35 = 1,110.67 : x
  2. Step 2: Convert to fraction form
    2,754.10/4,131.35 = 1,110.67/x
  3. Step 3: Cross multiply
    2,754.10x = 4,131.35 × 1,110.67
  4. Step 4: Simplify right side
    2,754.10x = 4,588,540.29
  5. Step 5: Solve for x
    x = 4,588,540.29/2,754.10
  6. Step 6: Final answer
    x = 1,666.07

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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.