Home / 2,663.28-3,675.14-1,529.08

Finding the Fourth Proportional to 2,663.28, 3,675.14 and 1,529.08

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Solution

The fourth proportional to 2,663.28, 3,675.14 and 1,529.08 is: 2,110.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663.28 : 3,675.14 = 1,529.08 : x
  2. Step 2: Convert to fraction form
    2,663.28/3,675.14 = 1,529.08/x
  3. Step 3: Cross multiply
    2,663.28x = 3,675.14 × 1,529.08
  4. Step 4: Simplify right side
    2,663.28x = 5,619,583.07
  5. Step 5: Solve for x
    x = 5,619,583.07/2,663.28
  6. Step 6: Final answer
    x = 2,110.02

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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.