Home / 5,480.10-8,232.30-5,258.70

Finding the Fourth Proportional to 5,480.10, 8,232.30 and 5,258.70

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Solution

The fourth proportional to 5,480.10, 8,232.30 and 5,258.70 is: 7,899.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.10 : 8,232.30 = 5,258.70 : x
  2. Step 2: Convert to fraction form
    5,480.10/8,232.30 = 5,258.70/x
  3. Step 3: Cross multiply
    5,480.10x = 8,232.30 × 5,258.70
  4. Step 4: Simplify right side
    5,480.10x = 43,291,196.01
  5. Step 5: Solve for x
    x = 43,291,196.01/5,480.10
  6. Step 6: Final answer
    x = 7,899.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.