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Finding the Fourth Proportional to 1,696.76, 2,541.38 and 1,303.87

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Solution

The fourth proportional to 1,696.76, 2,541.38 and 1,303.87 is: 1,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.76 : 2,541.38 = 1,303.87 : x
  2. Step 2: Convert to fraction form
    1,696.76/2,541.38 = 1,303.87/x
  3. Step 3: Cross multiply
    1,696.76x = 2,541.38 × 1,303.87
  4. Step 4: Simplify right side
    1,696.76x = 3,313,629.14
  5. Step 5: Solve for x
    x = 3,313,629.14/1,696.76
  6. Step 6: Final answer
    x = 1,952.92

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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.