Home / 4,460.40-6,687.90-1,994.76

Finding the Fourth Proportional to 4,460.40, 6,687.90 and 1,994.76

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Solution

The fourth proportional to 4,460.40, 6,687.90 and 1,994.76 is: 2,990.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,460.40 : 6,687.90 = 1,994.76 : x
  2. Step 2: Convert to fraction form
    4,460.40/6,687.90 = 1,994.76/x
  3. Step 3: Cross multiply
    4,460.40x = 6,687.90 × 1,994.76
  4. Step 4: Simplify right side
    4,460.40x = 13,340,755.40
  5. Step 5: Solve for x
    x = 13,340,755.40/4,460.40
  6. Step 6: Final answer
    x = 2,990.93

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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.