Home / 2,591.96-3,889.08-1,054.04

Finding the Fourth Proportional to 2,591.96, 3,889.08 and 1,054.04

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Solution

The fourth proportional to 2,591.96, 3,889.08 and 1,054.04 is: 1,581.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.96 : 3,889.08 = 1,054.04 : x
  2. Step 2: Convert to fraction form
    2,591.96/3,889.08 = 1,054.04/x
  3. Step 3: Cross multiply
    2,591.96x = 3,889.08 × 1,054.04
  4. Step 4: Simplify right side
    2,591.96x = 4,099,245.88
  5. Step 5: Solve for x
    x = 4,099,245.88/2,591.96
  6. Step 6: Final answer
    x = 1,581.52

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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.