Home / 2,087.24-3,130.87-1,696.77

Finding the Fourth Proportional to 2,087.24, 3,130.87 and 1,696.77

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Solution

The fourth proportional to 2,087.24, 3,130.87 and 1,696.77 is: 2,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087.24 : 3,130.87 = 1,696.77 : x
  2. Step 2: Convert to fraction form
    2,087.24/3,130.87 = 1,696.77/x
  3. Step 3: Cross multiply
    2,087.24x = 3,130.87 × 1,696.77
  4. Step 4: Simplify right side
    2,087.24x = 5,312,366.29
  5. Step 5: Solve for x
    x = 5,312,366.29/2,087.24
  6. Step 6: Final answer
    x = 2,545.16

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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.