Home / 3,106.92-4,669.56-2,070.36

Finding the Fourth Proportional to 3,106.92, 4,669.56 and 2,070.36

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Solution

The fourth proportional to 3,106.92, 4,669.56 and 2,070.36 is: 3,111.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.92 : 4,669.56 = 2,070.36 : x
  2. Step 2: Convert to fraction form
    3,106.92/4,669.56 = 2,070.36/x
  3. Step 3: Cross multiply
    3,106.92x = 4,669.56 × 2,070.36
  4. Step 4: Simplify right side
    3,106.92x = 9,667,670.24
  5. Step 5: Solve for x
    x = 9,667,670.24/3,106.92
  6. Step 6: Final answer
    x = 3,111.66

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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.