Home / 5,011.36-6,911.47-3,755.36

Finding the Fourth Proportional to 5,011.36, 6,911.47 and 3,755.36

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Solution

The fourth proportional to 5,011.36, 6,911.47 and 3,755.36 is: 5,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.36 : 6,911.47 = 3,755.36 : x
  2. Step 2: Convert to fraction form
    5,011.36/6,911.47 = 3,755.36/x
  3. Step 3: Cross multiply
    5,011.36x = 6,911.47 × 3,755.36
  4. Step 4: Simplify right side
    5,011.36x = 25,955,057.98
  5. Step 5: Solve for x
    x = 25,955,057.98/5,011.36
  6. Step 6: Final answer
    x = 5,179.24

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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.