Home / 4,685.26-7,028.20-1,565.14

Finding the Fourth Proportional to 4,685.26, 7,028.20 and 1,565.14

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Solution

The fourth proportional to 4,685.26, 7,028.20 and 1,565.14 is: 2,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.26 : 7,028.20 = 1,565.14 : x
  2. Step 2: Convert to fraction form
    4,685.26/7,028.20 = 1,565.14/x
  3. Step 3: Cross multiply
    4,685.26x = 7,028.20 × 1,565.14
  4. Step 4: Simplify right side
    4,685.26x = 11,000,116.95
  5. Step 5: Solve for x
    x = 11,000,116.95/4,685.26
  6. Step 6: Final answer
    x = 2,347.81

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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.