Home / 4,272.45-5,893.56-2,697.81

Finding the Fourth Proportional to 4,272.45, 5,893.56 and 2,697.81

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Solution

The fourth proportional to 4,272.45, 5,893.56 and 2,697.81 is: 3,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.45 : 5,893.56 = 2,697.81 : x
  2. Step 2: Convert to fraction form
    4,272.45/5,893.56 = 2,697.81/x
  3. Step 3: Cross multiply
    4,272.45x = 5,893.56 × 2,697.81
  4. Step 4: Simplify right side
    4,272.45x = 15,899,705.10
  5. Step 5: Solve for x
    x = 15,899,705.10/4,272.45
  6. Step 6: Final answer
    x = 3,721.45

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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.