Home / 5,513.32-8,270.94-2,591.08

Finding the Fourth Proportional to 5,513.32, 8,270.94 and 2,591.08

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Solution

The fourth proportional to 5,513.32, 8,270.94 and 2,591.08 is: 3,887.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.32 : 8,270.94 = 2,591.08 : x
  2. Step 2: Convert to fraction form
    5,513.32/8,270.94 = 2,591.08/x
  3. Step 3: Cross multiply
    5,513.32x = 8,270.94 × 2,591.08
  4. Step 4: Simplify right side
    5,513.32x = 21,430,667.22
  5. Step 5: Solve for x
    x = 21,430,667.22/5,513.32
  6. Step 6: Final answer
    x = 3,887.07

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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.