Home / 3,471-5,206.83-1,130.91

Finding the Fourth Proportional to 3,471, 5,206.83 and 1,130.91

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Solution

The fourth proportional to 3,471, 5,206.83 and 1,130.91 is: 1,696.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471 : 5,206.83 = 1,130.91 : x
  2. Step 2: Convert to fraction form
    3,471/5,206.83 = 1,130.91/x
  3. Step 3: Cross multiply
    3,471x = 5,206.83 × 1,130.91
  4. Step 4: Simplify right side
    3,471x = 5,888,450.46
  5. Step 5: Solve for x
    x = 5,888,450.46/3,471
  6. Step 6: Final answer
    x = 1,696.47

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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.