Home / 2,655.13-3,664.19-1,536.04

Finding the Fourth Proportional to 2,655.13, 3,664.19 and 1,536.04

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Solution

The fourth proportional to 2,655.13, 3,664.19 and 1,536.04 is: 2,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655.13 : 3,664.19 = 1,536.04 : x
  2. Step 2: Convert to fraction form
    2,655.13/3,664.19 = 1,536.04/x
  3. Step 3: Cross multiply
    2,655.13x = 3,664.19 × 1,536.04
  4. Step 4: Simplify right side
    2,655.13x = 5,628,342.41
  5. Step 5: Solve for x
    x = 5,628,342.41/2,655.13
  6. Step 6: Final answer
    x = 2,119.80

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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.