Home / 2,497.15-3,726.73-2,220.36

Finding the Fourth Proportional to 2,497.15, 3,726.73 and 2,220.36

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Solution

The fourth proportional to 2,497.15, 3,726.73 and 2,220.36 is: 3,313.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.15 : 3,726.73 = 2,220.36 : x
  2. Step 2: Convert to fraction form
    2,497.15/3,726.73 = 2,220.36/x
  3. Step 3: Cross multiply
    2,497.15x = 3,726.73 × 2,220.36
  4. Step 4: Simplify right side
    2,497.15x = 8,274,682.22
  5. Step 5: Solve for x
    x = 8,274,682.22/2,497.15
  6. Step 6: Final answer
    x = 3,313.66

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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.