Home / 2,696.87-4,045.31-1,541.81

Finding the Fourth Proportional to 2,696.87, 4,045.31 and 1,541.81

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Solution

The fourth proportional to 2,696.87, 4,045.31 and 1,541.81 is: 2,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.87 : 4,045.31 = 1,541.81 : x
  2. Step 2: Convert to fraction form
    2,696.87/4,045.31 = 1,541.81/x
  3. Step 3: Cross multiply
    2,696.87x = 4,045.31 × 1,541.81
  4. Step 4: Simplify right side
    2,696.87x = 6,237,107.60
  5. Step 5: Solve for x
    x = 6,237,107.60/2,696.87
  6. Step 6: Final answer
    x = 2,312.72

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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.