Home / 6,818.27-10,227.40-1,887.91

Finding the Fourth Proportional to 6,818.27, 10,227.40 and 1,887.91

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Solution

The fourth proportional to 6,818.27, 10,227.40 and 1,887.91 is: 2,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.27 : 10,227.40 = 1,887.91 : x
  2. Step 2: Convert to fraction form
    6,818.27/10,227.40 = 1,887.91/x
  3. Step 3: Cross multiply
    6,818.27x = 10,227.40 × 1,887.91
  4. Step 4: Simplify right side
    6,818.27x = 19,308,380.45
  5. Step 5: Solve for x
    x = 19,308,380.45/6,818.27
  6. Step 6: Final answer
    x = 2,831.86

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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.