Home / 5,236.17-7,225.97-2,878.26

Finding the Fourth Proportional to 5,236.17, 7,225.97 and 2,878.26

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Solution

The fourth proportional to 5,236.17, 7,225.97 and 2,878.26 is: 3,972.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.17 : 7,225.97 = 2,878.26 : x
  2. Step 2: Convert to fraction form
    5,236.17/7,225.97 = 2,878.26/x
  3. Step 3: Cross multiply
    5,236.17x = 7,225.97 × 2,878.26
  4. Step 4: Simplify right side
    5,236.17x = 20,798,206.02
  5. Step 5: Solve for x
    x = 20,798,206.02/5,236.17
  6. Step 6: Final answer
    x = 3,972.03

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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.