Home / 2,293.43-3,434.47-1,317.65

Finding the Fourth Proportional to 2,293.43, 3,434.47 and 1,317.65

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Solution

The fourth proportional to 2,293.43, 3,434.47 and 1,317.65 is: 1,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.43 : 3,434.47 = 1,317.65 : x
  2. Step 2: Convert to fraction form
    2,293.43/3,434.47 = 1,317.65/x
  3. Step 3: Cross multiply
    2,293.43x = 3,434.47 × 1,317.65
  4. Step 4: Simplify right side
    2,293.43x = 4,525,408.93
  5. Step 5: Solve for x
    x = 4,525,408.93/2,293.43
  6. Step 6: Final answer
    x = 1,973.21

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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.