Home / 2,644.04-3,642.64-2,201.17

Finding the Fourth Proportional to 2,644.04, 3,642.64 and 2,201.17

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Solution

The fourth proportional to 2,644.04, 3,642.64 and 2,201.17 is: 3,032.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.04 : 3,642.64 = 2,201.17 : x
  2. Step 2: Convert to fraction form
    2,644.04/3,642.64 = 2,201.17/x
  3. Step 3: Cross multiply
    2,644.04x = 3,642.64 × 2,201.17
  4. Step 4: Simplify right side
    2,644.04x = 8,018,069.89
  5. Step 5: Solve for x
    x = 8,018,069.89/2,644.04
  6. Step 6: Final answer
    x = 3,032.51

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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.