Home / 3,333.96-4,997.70-1,385.10

Finding the Fourth Proportional to 3,333.96, 4,997.70 and 1,385.10

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Solution

The fourth proportional to 3,333.96, 4,997.70 and 1,385.10 is: 2,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.96 : 4,997.70 = 1,385.10 : x
  2. Step 2: Convert to fraction form
    3,333.96/4,997.70 = 1,385.10/x
  3. Step 3: Cross multiply
    3,333.96x = 4,997.70 × 1,385.10
  4. Step 4: Simplify right side
    3,333.96x = 6,922,314.27
  5. Step 5: Solve for x
    x = 6,922,314.27/3,333.96
  6. Step 6: Final answer
    x = 2,076.30

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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.