Home / 2,625.66-3,622.62-2,035.20

Finding the Fourth Proportional to 2,625.66, 3,622.62 and 2,035.20

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Solution

The fourth proportional to 2,625.66, 3,622.62 and 2,035.20 is: 2,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.66 : 3,622.62 = 2,035.20 : x
  2. Step 2: Convert to fraction form
    2,625.66/3,622.62 = 2,035.20/x
  3. Step 3: Cross multiply
    2,625.66x = 3,622.62 × 2,035.20
  4. Step 4: Simplify right side
    2,625.66x = 7,372,756.22
  5. Step 5: Solve for x
    x = 7,372,756.22/2,625.66
  6. Step 6: Final answer
    x = 2,807.96

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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.