Home / 2,220.17-3,327.26-1,048.55

Finding the Fourth Proportional to 2,220.17, 3,327.26 and 1,048.55

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Solution

The fourth proportional to 2,220.17, 3,327.26 and 1,048.55 is: 1,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.17 : 3,327.26 = 1,048.55 : x
  2. Step 2: Convert to fraction form
    2,220.17/3,327.26 = 1,048.55/x
  3. Step 3: Cross multiply
    2,220.17x = 3,327.26 × 1,048.55
  4. Step 4: Simplify right side
    2,220.17x = 3,488,776.59
  5. Step 5: Solve for x
    x = 3,488,776.59/2,220.17
  6. Step 6: Final answer
    x = 1,571.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.