Home / 3,617.04-4,992-2,625.60

Finding the Fourth Proportional to 3,617.04, 4,992 and 2,625.60

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Solution

The fourth proportional to 3,617.04, 4,992 and 2,625.60 is: 3,623.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.04 : 4,992 = 2,625.60 : x
  2. Step 2: Convert to fraction form
    3,617.04/4,992 = 2,625.60/x
  3. Step 3: Cross multiply
    3,617.04x = 4,992 × 2,625.60
  4. Step 4: Simplify right side
    3,617.04x = 13,106,995.20
  5. Step 5: Solve for x
    x = 13,106,995.20/3,617.04
  6. Step 6: Final answer
    x = 3,623.68

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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.