Home / 3,641.62-5,025.48-2,845.87

Finding the Fourth Proportional to 3,641.62, 5,025.48 and 2,845.87

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Solution

The fourth proportional to 3,641.62, 5,025.48 and 2,845.87 is: 3,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.62 : 5,025.48 = 2,845.87 : x
  2. Step 2: Convert to fraction form
    3,641.62/5,025.48 = 2,845.87/x
  3. Step 3: Cross multiply
    3,641.62x = 5,025.48 × 2,845.87
  4. Step 4: Simplify right side
    3,641.62x = 14,301,823.41
  5. Step 5: Solve for x
    x = 14,301,823.41/3,641.62
  6. Step 6: Final answer
    x = 3,927.32

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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.