Home / 2,127.40-3,166.06-2,049.64

Finding the Fourth Proportional to 2,127.40, 3,166.06 and 2,049.64

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Solution

The fourth proportional to 2,127.40, 3,166.06 and 2,049.64 is: 3,050.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.40 : 3,166.06 = 2,049.64 : x
  2. Step 2: Convert to fraction form
    2,127.40/3,166.06 = 2,049.64/x
  3. Step 3: Cross multiply
    2,127.40x = 3,166.06 × 2,049.64
  4. Step 4: Simplify right side
    2,127.40x = 6,489,283.22
  5. Step 5: Solve for x
    x = 6,489,283.22/2,127.40
  6. Step 6: Final answer
    x = 3,050.34

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1.5x scale

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.