Home / 6,838.56-10,259.70-2,221.56

Finding the Fourth Proportional to 6,838.56, 10,259.70 and 2,221.56

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Solution

The fourth proportional to 6,838.56, 10,259.70 and 2,221.56 is: 3,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.56 : 10,259.70 = 2,221.56 : x
  2. Step 2: Convert to fraction form
    6,838.56/10,259.70 = 2,221.56/x
  3. Step 3: Cross multiply
    6,838.56x = 10,259.70 × 2,221.56
  4. Step 4: Simplify right side
    6,838.56x = 22,792,539.13
  5. Step 5: Solve for x
    x = 22,792,539.13/6,838.56
  6. Step 6: Final answer
    x = 3,332.94

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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.