Home / 5,873.97-8,106.08-3,221.42

Finding the Fourth Proportional to 5,873.97, 8,106.08 and 3,221.42

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Solution

The fourth proportional to 5,873.97, 8,106.08 and 3,221.42 is: 4,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.97 : 8,106.08 = 3,221.42 : x
  2. Step 2: Convert to fraction form
    5,873.97/8,106.08 = 3,221.42/x
  3. Step 3: Cross multiply
    5,873.97x = 8,106.08 × 3,221.42
  4. Step 4: Simplify right side
    5,873.97x = 26,113,031.60
  5. Step 5: Solve for x
    x = 26,113,031.60/5,873.97
  6. Step 6: Final answer
    x = 4,445.55

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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.