Home / 2,158.16-3,237.90-1,696.14

Finding the Fourth Proportional to 2,158.16, 3,237.90 and 1,696.14

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Solution

The fourth proportional to 2,158.16, 3,237.90 and 1,696.14 is: 2,544.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158.16 : 3,237.90 = 1,696.14 : x
  2. Step 2: Convert to fraction form
    2,158.16/3,237.90 = 1,696.14/x
  3. Step 3: Cross multiply
    2,158.16x = 3,237.90 × 1,696.14
  4. Step 4: Simplify right side
    2,158.16x = 5,491,931.71
  5. Step 5: Solve for x
    x = 5,491,931.71/2,158.16
  6. Step 6: Final answer
    x = 2,544.73

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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.