Home / 1,718.07-2,370.93-932.11

Finding the Fourth Proportional to 1,718.07, 2,370.93 and 932.11

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Solution

The fourth proportional to 1,718.07, 2,370.93 and 932.11 is: 1,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.07 : 2,370.93 = 932.11 : x
  2. Step 2: Convert to fraction form
    1,718.07/2,370.93 = 932.11/x
  3. Step 3: Cross multiply
    1,718.07x = 2,370.93 × 932.11
  4. Step 4: Simplify right side
    1,718.07x = 2,209,967.56
  5. Step 5: Solve for x
    x = 2,209,967.56/1,718.07
  6. Step 6: Final answer
    x = 1,286.31

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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.