Home / 3,625.53-5,005.59-2,784.63

Finding the Fourth Proportional to 3,625.53, 5,005.59 and 2,784.63

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Solution

The fourth proportional to 3,625.53, 5,005.59 and 2,784.63 is: 3,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.53 : 5,005.59 = 2,784.63 : x
  2. Step 2: Convert to fraction form
    3,625.53/5,005.59 = 2,784.63/x
  3. Step 3: Cross multiply
    3,625.53x = 5,005.59 × 2,784.63
  4. Step 4: Simplify right side
    3,625.53x = 13,938,716.08
  5. Step 5: Solve for x
    x = 13,938,716.08/3,625.53
  6. Step 6: Final answer
    x = 3,844.60

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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.