Home / 6,471.43-9,707.15-2,771.27

Finding the Fourth Proportional to 6,471.43, 9,707.15 and 2,771.27

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Solution

The fourth proportional to 6,471.43, 9,707.15 and 2,771.27 is: 4,156.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471.43 : 9,707.15 = 2,771.27 : x
  2. Step 2: Convert to fraction form
    6,471.43/9,707.15 = 2,771.27/x
  3. Step 3: Cross multiply
    6,471.43x = 9,707.15 × 2,771.27
  4. Step 4: Simplify right side
    6,471.43x = 26,901,133.58
  5. Step 5: Solve for x
    x = 26,901,133.58/6,471.43
  6. Step 6: Final answer
    x = 4,156.91

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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.