Home / 5,994.20-8,991.30-1,612.10

Finding the Fourth Proportional to 5,994.20, 8,991.30 and 1,612.10

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Solution

The fourth proportional to 5,994.20, 8,991.30 and 1,612.10 is: 2,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,994.20 : 8,991.30 = 1,612.10 : x
  2. Step 2: Convert to fraction form
    5,994.20/8,991.30 = 1,612.10/x
  3. Step 3: Cross multiply
    5,994.20x = 8,991.30 × 1,612.10
  4. Step 4: Simplify right side
    5,994.20x = 14,494,903.25
  5. Step 5: Solve for x
    x = 14,494,903.25/5,994.20
  6. Step 6: Final answer
    x = 2,418.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.