Home / 2,336.20-3,505.10-1,038.56

Finding the Fourth Proportional to 2,336.20, 3,505.10 and 1,038.56

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Solution

The fourth proportional to 2,336.20, 3,505.10 and 1,038.56 is: 1,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.20 : 3,505.10 = 1,038.56 : x
  2. Step 2: Convert to fraction form
    2,336.20/3,505.10 = 1,038.56/x
  3. Step 3: Cross multiply
    2,336.20x = 3,505.10 × 1,038.56
  4. Step 4: Simplify right side
    2,336.20x = 3,640,256.66
  5. Step 5: Solve for x
    x = 3,640,256.66/2,336.20
  6. Step 6: Final answer
    x = 1,558.20

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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.