Home / 4,578.66-6,868.11-1,657.14

Finding the Fourth Proportional to 4,578.66, 6,868.11 and 1,657.14

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Solution

The fourth proportional to 4,578.66, 6,868.11 and 1,657.14 is: 2,485.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.66 : 6,868.11 = 1,657.14 : x
  2. Step 2: Convert to fraction form
    4,578.66/6,868.11 = 1,657.14/x
  3. Step 3: Cross multiply
    4,578.66x = 6,868.11 × 1,657.14
  4. Step 4: Simplify right side
    4,578.66x = 11,381,419.81
  5. Step 5: Solve for x
    x = 11,381,419.81/4,578.66
  6. Step 6: Final answer
    x = 2,485.75

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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.