Home / 3,058.88-4,220.56-1,996.52

Finding the Fourth Proportional to 3,058.88, 4,220.56 and 1,996.52

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Solution

The fourth proportional to 3,058.88, 4,220.56 and 1,996.52 is: 2,754.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.88 : 4,220.56 = 1,996.52 : x
  2. Step 2: Convert to fraction form
    3,058.88/4,220.56 = 1,996.52/x
  3. Step 3: Cross multiply
    3,058.88x = 4,220.56 × 1,996.52
  4. Step 4: Simplify right side
    3,058.88x = 8,426,432.45
  5. Step 5: Solve for x
    x = 8,426,432.45/3,058.88
  6. Step 6: Final answer
    x = 2,754.74

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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.