Home / 1,718.04-2,370.90-932.10

Finding the Fourth Proportional to 1,718.04, 2,370.90 and 932.10

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Solution

The fourth proportional to 1,718.04, 2,370.90 and 932.10 is: 1,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.04 : 2,370.90 = 932.10 : x
  2. Step 2: Convert to fraction form
    1,718.04/2,370.90 = 932.10/x
  3. Step 3: Cross multiply
    1,718.04x = 2,370.90 × 932.10
  4. Step 4: Simplify right side
    1,718.04x = 2,209,904.04
  5. Step 5: Solve for x
    x = 2,209,904.04/1,718.04
  6. Step 6: Final answer
    x = 1,286.30

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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.