Home / 5,981.02-8,257.20-3,994.48

Finding the Fourth Proportional to 5,981.02, 8,257.20 and 3,994.48

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Solution

The fourth proportional to 5,981.02, 8,257.20 and 3,994.48 is: 5,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.02 : 8,257.20 = 3,994.48 : x
  2. Step 2: Convert to fraction form
    5,981.02/8,257.20 = 3,994.48/x
  3. Step 3: Cross multiply
    5,981.02x = 8,257.20 × 3,994.48
  4. Step 4: Simplify right side
    5,981.02x = 32,983,220.26
  5. Step 5: Solve for x
    x = 32,983,220.26/5,981.02
  6. Step 6: Final answer
    x = 5,514.65

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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.