Home / 1,550.90-2,328.15-935.30

Finding the Fourth Proportional to 1,550.90, 2,328.15 and 935.30

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Solution

The fourth proportional to 1,550.90, 2,328.15 and 935.30 is: 1,404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.90 : 2,328.15 = 935.30 : x
  2. Step 2: Convert to fraction form
    1,550.90/2,328.15 = 935.30/x
  3. Step 3: Cross multiply
    1,550.90x = 2,328.15 × 935.30
  4. Step 4: Simplify right side
    1,550.90x = 2,177,518.70
  5. Step 5: Solve for x
    x = 2,177,518.70/1,550.90
  6. Step 6: Final answer
    x = 1,404.04

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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.