Home / 2,225.85-3,068.39-1,752.22

Finding the Fourth Proportional to 2,225.85, 3,068.39 and 1,752.22

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Solution

The fourth proportional to 2,225.85, 3,068.39 and 1,752.22 is: 2,415.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.85 : 3,068.39 = 1,752.22 : x
  2. Step 2: Convert to fraction form
    2,225.85/3,068.39 = 1,752.22/x
  3. Step 3: Cross multiply
    2,225.85x = 3,068.39 × 1,752.22
  4. Step 4: Simplify right side
    2,225.85x = 5,376,494.33
  5. Step 5: Solve for x
    x = 5,376,494.33/2,225.85
  6. Step 6: Final answer
    x = 2,415.48

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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.