Home / 1,904.13-2,840.83-1,696.36

Finding the Fourth Proportional to 1,904.13, 2,840.83 and 1,696.36

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Solution

The fourth proportional to 1,904.13, 2,840.83 and 1,696.36 is: 2,530.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.13 : 2,840.83 = 1,696.36 : x
  2. Step 2: Convert to fraction form
    1,904.13/2,840.83 = 1,696.36/x
  3. Step 3: Cross multiply
    1,904.13x = 2,840.83 × 1,696.36
  4. Step 4: Simplify right side
    1,904.13x = 4,819,061.90
  5. Step 5: Solve for x
    x = 4,819,061.90/1,904.13
  6. Step 6: Final answer
    x = 2,530.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.