Home / 4,222.42-6,290.28-4,032.88

Finding the Fourth Proportional to 4,222.42, 6,290.28 and 4,032.88

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Solution

The fourth proportional to 4,222.42, 6,290.28 and 4,032.88 is: 6,007.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.42 : 6,290.28 = 4,032.88 : x
  2. Step 2: Convert to fraction form
    4,222.42/6,290.28 = 4,032.88/x
  3. Step 3: Cross multiply
    4,222.42x = 6,290.28 × 4,032.88
  4. Step 4: Simplify right side
    4,222.42x = 25,367,944.41
  5. Step 5: Solve for x
    x = 25,367,944.41/4,222.42
  6. Step 6: Final answer
    x = 6,007.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.