Home / 2,239.71-3,092.24-2,100.28

Finding the Fourth Proportional to 2,239.71, 3,092.24 and 2,100.28

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Solution

The fourth proportional to 2,239.71, 3,092.24 and 2,100.28 is: 2,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.71 : 3,092.24 = 2,100.28 : x
  2. Step 2: Convert to fraction form
    2,239.71/3,092.24 = 2,100.28/x
  3. Step 3: Cross multiply
    2,239.71x = 3,092.24 × 2,100.28
  4. Step 4: Simplify right side
    2,239.71x = 6,494,569.83
  5. Step 5: Solve for x
    x = 6,494,569.83/2,239.71
  6. Step 6: Final answer
    x = 2,899.74

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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.