Home / 3,625.47-5,437.39-1,774.72

Finding the Fourth Proportional to 3,625.47, 5,437.39 and 1,774.72

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Solution

The fourth proportional to 3,625.47, 5,437.39 and 1,774.72 is: 2,661.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.47 : 5,437.39 = 1,774.72 : x
  2. Step 2: Convert to fraction form
    3,625.47/5,437.39 = 1,774.72/x
  3. Step 3: Cross multiply
    3,625.47x = 5,437.39 × 1,774.72
  4. Step 4: Simplify right side
    3,625.47x = 9,649,844.78
  5. Step 5: Solve for x
    x = 9,649,844.78/3,625.47
  6. Step 6: Final answer
    x = 2,661.68

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1.5x scale

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.