Home / 6,818.73-10,228.37-2,920.47

Finding the Fourth Proportional to 6,818.73, 10,228.37 and 2,920.47

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Solution

The fourth proportional to 6,818.73, 10,228.37 and 2,920.47 is: 4,380.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.73 : 10,228.37 = 2,920.47 : x
  2. Step 2: Convert to fraction form
    6,818.73/10,228.37 = 2,920.47/x
  3. Step 3: Cross multiply
    6,818.73x = 10,228.37 × 2,920.47
  4. Step 4: Simplify right side
    6,818.73x = 29,871,633.13
  5. Step 5: Solve for x
    x = 29,871,633.13/6,818.73
  6. Step 6: Final answer
    x = 4,380.82

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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.