Home / 2,538.24-3,502.76-1,419.17

Finding the Fourth Proportional to 2,538.24, 3,502.76 and 1,419.17

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Solution

The fourth proportional to 2,538.24, 3,502.76 and 1,419.17 is: 1,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538.24 : 3,502.76 = 1,419.17 : x
  2. Step 2: Convert to fraction form
    2,538.24/3,502.76 = 1,419.17/x
  3. Step 3: Cross multiply
    2,538.24x = 3,502.76 × 1,419.17
  4. Step 4: Simplify right side
    2,538.24x = 4,971,009.00
  5. Step 5: Solve for x
    x = 4,971,009.00/2,538.24
  6. Step 6: Final answer
    x = 1,958.45

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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.