Home / 11,057.49-15,259.38-6,581.22

Finding the Fourth Proportional to 11,057.49, 15,259.38 and 6,581.22

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Solution

The fourth proportional to 11,057.49, 15,259.38 and 6,581.22 is: 9,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.49 : 15,259.38 = 6,581.22 : x
  2. Step 2: Convert to fraction form
    11,057.49/15,259.38 = 6,581.22/x
  3. Step 3: Cross multiply
    11,057.49x = 15,259.38 × 6,581.22
  4. Step 4: Simplify right side
    11,057.49x = 100,425,336.84
  5. Step 5: Solve for x
    x = 100,425,336.84/11,057.49
  6. Step 6: Final answer
    x = 9,082.11

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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.