Home / 2,276.97-3,140.58-1,606.15

Finding the Fourth Proportional to 2,276.97, 3,140.58 and 1,606.15

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Solution

The fourth proportional to 2,276.97, 3,140.58 and 1,606.15 is: 2,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.97 : 3,140.58 = 1,606.15 : x
  2. Step 2: Convert to fraction form
    2,276.97/3,140.58 = 1,606.15/x
  3. Step 3: Cross multiply
    2,276.97x = 3,140.58 × 1,606.15
  4. Step 4: Simplify right side
    2,276.97x = 5,044,242.57
  5. Step 5: Solve for x
    x = 5,044,242.57/2,276.97
  6. Step 6: Final answer
    x = 2,215.33

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1.5x scale

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.