Home / 2,795.36-3,856.48-1,748.12

Finding the Fourth Proportional to 2,795.36, 3,856.48 and 1,748.12

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Solution

The fourth proportional to 2,795.36, 3,856.48 and 1,748.12 is: 2,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.36 : 3,856.48 = 1,748.12 : x
  2. Step 2: Convert to fraction form
    2,795.36/3,856.48 = 1,748.12/x
  3. Step 3: Cross multiply
    2,795.36x = 3,856.48 × 1,748.12
  4. Step 4: Simplify right side
    2,795.36x = 6,741,589.82
  5. Step 5: Solve for x
    x = 6,741,589.82/2,795.36
  6. Step 6: Final answer
    x = 2,411.71

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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.