Home / 2,113.16-3,166.07-2,036.61

Finding the Fourth Proportional to 2,113.16, 3,166.07 and 2,036.61

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Solution

The fourth proportional to 2,113.16, 3,166.07 and 2,036.61 is: 3,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.16 : 3,166.07 = 2,036.61 : x
  2. Step 2: Convert to fraction form
    2,113.16/3,166.07 = 2,036.61/x
  3. Step 3: Cross multiply
    2,113.16x = 3,166.07 × 2,036.61
  4. Step 4: Simplify right side
    2,113.16x = 6,448,039.64
  5. Step 5: Solve for x
    x = 6,448,039.64/2,113.16
  6. Step 6: Final answer
    x = 3,051.38

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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.