Home / 5,553.36-7,661.25-3,314.52

Finding the Fourth Proportional to 5,553.36, 7,661.25 and 3,314.52

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Solution

The fourth proportional to 5,553.36, 7,661.25 and 3,314.52 is: 4,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.36 : 7,661.25 = 3,314.52 : x
  2. Step 2: Convert to fraction form
    5,553.36/7,661.25 = 3,314.52/x
  3. Step 3: Cross multiply
    5,553.36x = 7,661.25 × 3,314.52
  4. Step 4: Simplify right side
    5,553.36x = 25,393,366.35
  5. Step 5: Solve for x
    x = 25,393,366.35/5,553.36
  6. Step 6: Final answer
    x = 4,572.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.