Home / 2,237.88-3,341.34-2,215.74

Finding the Fourth Proportional to 2,237.88, 3,341.34 and 2,215.74

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Solution

The fourth proportional to 2,237.88, 3,341.34 and 2,215.74 is: 3,308.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.88 : 3,341.34 = 2,215.74 : x
  2. Step 2: Convert to fraction form
    2,237.88/3,341.34 = 2,215.74/x
  3. Step 3: Cross multiply
    2,237.88x = 3,341.34 × 2,215.74
  4. Step 4: Simplify right side
    2,237.88x = 7,403,540.69
  5. Step 5: Solve for x
    x = 7,403,540.69/2,237.88
  6. Step 6: Final answer
    x = 3,308.28

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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.