Home / 5,763.40-8,645.88-2,066.65

Finding the Fourth Proportional to 5,763.40, 8,645.88 and 2,066.65

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Solution

The fourth proportional to 5,763.40, 8,645.88 and 2,066.65 is: 3,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,763.40 : 8,645.88 = 2,066.65 : x
  2. Step 2: Convert to fraction form
    5,763.40/8,645.88 = 2,066.65/x
  3. Step 3: Cross multiply
    5,763.40x = 8,645.88 × 2,066.65
  4. Step 4: Simplify right side
    5,763.40x = 17,868,007.90
  5. Step 5: Solve for x
    x = 17,868,007.90/5,763.40
  6. Step 6: Final answer
    x = 3,100.25

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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.