Home / 6,422.22-8,859.38-4,298.27

Finding the Fourth Proportional to 6,422.22, 8,859.38 and 4,298.27

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Solution

The fourth proportional to 6,422.22, 8,859.38 and 4,298.27 is: 5,929.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.22 : 8,859.38 = 4,298.27 : x
  2. Step 2: Convert to fraction form
    6,422.22/8,859.38 = 4,298.27/x
  3. Step 3: Cross multiply
    6,422.22x = 8,859.38 × 4,298.27
  4. Step 4: Simplify right side
    6,422.22x = 38,079,941.48
  5. Step 5: Solve for x
    x = 38,079,941.48/6,422.22
  6. Step 6: Final answer
    x = 5,929.40

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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.