Home / 2,530.19-3,790.14-1,294.53

Finding the Fourth Proportional to 2,530.19, 3,790.14 and 1,294.53

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Solution

The fourth proportional to 2,530.19, 3,790.14 and 1,294.53 is: 1,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.19 : 3,790.14 = 1,294.53 : x
  2. Step 2: Convert to fraction form
    2,530.19/3,790.14 = 1,294.53/x
  3. Step 3: Cross multiply
    2,530.19x = 3,790.14 × 1,294.53
  4. Step 4: Simplify right side
    2,530.19x = 4,906,449.93
  5. Step 5: Solve for x
    x = 4,906,449.93/2,530.19
  6. Step 6: Final answer
    x = 1,939.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.