Home / 2,997.56-4,495.20-1,435.90

Finding the Fourth Proportional to 2,997.56, 4,495.20 and 1,435.90

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Solution

The fourth proportional to 2,997.56, 4,495.20 and 1,435.90 is: 2,153.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.56 : 4,495.20 = 1,435.90 : x
  2. Step 2: Convert to fraction form
    2,997.56/4,495.20 = 1,435.90/x
  3. Step 3: Cross multiply
    2,997.56x = 4,495.20 × 1,435.90
  4. Step 4: Simplify right side
    2,997.56x = 6,454,662.13
  5. Step 5: Solve for x
    x = 6,454,662.13/2,997.56
  6. Step 6: Final answer
    x = 2,153.31

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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.