Home / 5,010.29-6,917.36-3,218.50

Finding the Fourth Proportional to 5,010.29, 6,917.36 and 3,218.50

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Solution

The fourth proportional to 5,010.29, 6,917.36 and 3,218.50 is: 4,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.29 : 6,917.36 = 3,218.50 : x
  2. Step 2: Convert to fraction form
    5,010.29/6,917.36 = 3,218.50/x
  3. Step 3: Cross multiply
    5,010.29x = 6,917.36 × 3,218.50
  4. Step 4: Simplify right side
    5,010.29x = 22,263,472.48
  5. Step 5: Solve for x
    x = 22,263,472.48/5,010.29
  6. Step 6: Final answer
    x = 4,443.55

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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.