Home / 2,210.14-3,048.87-1,685.26

Finding the Fourth Proportional to 2,210.14, 3,048.87 and 1,685.26

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Solution

The fourth proportional to 2,210.14, 3,048.87 and 1,685.26 is: 2,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.14 : 3,048.87 = 1,685.26 : x
  2. Step 2: Convert to fraction form
    2,210.14/3,048.87 = 1,685.26/x
  3. Step 3: Cross multiply
    2,210.14x = 3,048.87 × 1,685.26
  4. Step 4: Simplify right side
    2,210.14x = 5,138,138.66
  5. Step 5: Solve for x
    x = 5,138,138.66/2,210.14
  6. Step 6: Final answer
    x = 2,324.80

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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.