Home / 5,146.64-7,099.74-3,255.03

Finding the Fourth Proportional to 5,146.64, 7,099.74 and 3,255.03

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Solution

The fourth proportional to 5,146.64, 7,099.74 and 3,255.03 is: 4,490.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.64 : 7,099.74 = 3,255.03 : x
  2. Step 2: Convert to fraction form
    5,146.64/7,099.74 = 3,255.03/x
  3. Step 3: Cross multiply
    5,146.64x = 7,099.74 × 3,255.03
  4. Step 4: Simplify right side
    5,146.64x = 23,109,866.69
  5. Step 5: Solve for x
    x = 23,109,866.69/5,146.64
  6. Step 6: Final answer
    x = 4,490.29

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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.