Home / 4,228.22-6,342.33-1,306.46

Finding the Fourth Proportional to 4,228.22, 6,342.33 and 1,306.46

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Solution

The fourth proportional to 4,228.22, 6,342.33 and 1,306.46 is: 1,959.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.22 : 6,342.33 = 1,306.46 : x
  2. Step 2: Convert to fraction form
    4,228.22/6,342.33 = 1,306.46/x
  3. Step 3: Cross multiply
    4,228.22x = 6,342.33 × 1,306.46
  4. Step 4: Simplify right side
    4,228.22x = 8,286,000.45
  5. Step 5: Solve for x
    x = 8,286,000.45/4,228.22
  6. Step 6: Final answer
    x = 1,959.69

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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.