Home / 2,210.66-3,043.76-1,934.66

Finding the Fourth Proportional to 2,210.66, 3,043.76 and 1,934.66

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Solution

The fourth proportional to 2,210.66, 3,043.76 and 1,934.66 is: 2,663.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.66 : 3,043.76 = 1,934.66 : x
  2. Step 2: Convert to fraction form
    2,210.66/3,043.76 = 1,934.66/x
  3. Step 3: Cross multiply
    2,210.66x = 3,043.76 × 1,934.66
  4. Step 4: Simplify right side
    2,210.66x = 5,888,640.72
  5. Step 5: Solve for x
    x = 5,888,640.72/2,210.66
  6. Step 6: Final answer
    x = 2,663.75

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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.