Home / 1,718.11-2,369.21-1,470.25

Finding the Fourth Proportional to 1,718.11, 2,369.21 and 1,470.25

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Solution

The fourth proportional to 1,718.11, 2,369.21 and 1,470.25 is: 2,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.11 : 2,369.21 = 1,470.25 : x
  2. Step 2: Convert to fraction form
    1,718.11/2,369.21 = 1,470.25/x
  3. Step 3: Cross multiply
    1,718.11x = 2,369.21 × 1,470.25
  4. Step 4: Simplify right side
    1,718.11x = 3,483,317.73
  5. Step 5: Solve for x
    x = 3,483,317.73/1,718.11
  6. Step 6: Final answer
    x = 2,027.42

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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.