Home / 3,106.45-4,282.04-2,110.00

Finding the Fourth Proportional to 3,106.45, 4,282.04 and 2,110.00

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Solution

The fourth proportional to 3,106.45, 4,282.04 and 2,110.00 is: 2,908.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.45 : 4,282.04 = 2,110.00 : x
  2. Step 2: Convert to fraction form
    3,106.45/4,282.04 = 2,110.00/x
  3. Step 3: Cross multiply
    3,106.45x = 4,282.04 × 2,110.00
  4. Step 4: Simplify right side
    3,106.45x = 9,035,101.06
  5. Step 5: Solve for x
    x = 9,035,101.06/3,106.45
  6. Step 6: Final answer
    x = 2,908.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.