Home / 5,981.40-8,254.22-3,328.79

Finding the Fourth Proportional to 5,981.40, 8,254.22 and 3,328.79

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Solution

The fourth proportional to 5,981.40, 8,254.22 and 3,328.79 is: 4,593.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.40 : 8,254.22 = 3,328.79 : x
  2. Step 2: Convert to fraction form
    5,981.40/8,254.22 = 3,328.79/x
  3. Step 3: Cross multiply
    5,981.40x = 8,254.22 × 3,328.79
  4. Step 4: Simplify right side
    5,981.40x = 27,476,507.08
  5. Step 5: Solve for x
    x = 27,476,507.08/5,981.40
  6. Step 6: Final answer
    x = 4,593.66

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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.