Home / 3,357.50-5,037.32-1,409.18

Finding the Fourth Proportional to 3,357.50, 5,037.32 and 1,409.18

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Solution

The fourth proportional to 3,357.50, 5,037.32 and 1,409.18 is: 2,114.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.50 : 5,037.32 = 1,409.18 : x
  2. Step 2: Convert to fraction form
    3,357.50/5,037.32 = 1,409.18/x
  3. Step 3: Cross multiply
    3,357.50x = 5,037.32 × 1,409.18
  4. Step 4: Simplify right side
    3,357.50x = 7,098,490.60
  5. Step 5: Solve for x
    x = 7,098,490.60/3,357.50
  6. Step 6: Final answer
    x = 2,114.22

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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.