Home / 2,755.22-3,802.14-1,560.03

Finding the Fourth Proportional to 2,755.22, 3,802.14 and 1,560.03

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Solution

The fourth proportional to 2,755.22, 3,802.14 and 1,560.03 is: 2,152.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.22 : 3,802.14 = 1,560.03 : x
  2. Step 2: Convert to fraction form
    2,755.22/3,802.14 = 1,560.03/x
  3. Step 3: Cross multiply
    2,755.22x = 3,802.14 × 1,560.03
  4. Step 4: Simplify right side
    2,755.22x = 5,931,452.46
  5. Step 5: Solve for x
    x = 5,931,452.46/2,755.22
  6. Step 6: Final answer
    x = 2,152.81

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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.