Home / 6,073.17-8,380.93-3,421.43

Finding the Fourth Proportional to 6,073.17, 8,380.93 and 3,421.43

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Solution

The fourth proportional to 6,073.17, 8,380.93 and 3,421.43 is: 4,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,073.17 : 8,380.93 = 3,421.43 : x
  2. Step 2: Convert to fraction form
    6,073.17/8,380.93 = 3,421.43/x
  3. Step 3: Cross multiply
    6,073.17x = 8,380.93 × 3,421.43
  4. Step 4: Simplify right side
    6,073.17x = 28,674,765.33
  5. Step 5: Solve for x
    x = 28,674,765.33/6,073.17
  6. Step 6: Final answer
    x = 4,721.55

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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.