Home / 5,865.36-8,799.66-5,220.60

Finding the Fourth Proportional to 5,865.36, 8,799.66 and 5,220.60

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Solution

The fourth proportional to 5,865.36, 8,799.66 and 5,220.60 is: 7,832.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.36 : 8,799.66 = 5,220.60 : x
  2. Step 2: Convert to fraction form
    5,865.36/8,799.66 = 5,220.60/x
  3. Step 3: Cross multiply
    5,865.36x = 8,799.66 × 5,220.60
  4. Step 4: Simplify right side
    5,865.36x = 45,939,505.00
  5. Step 5: Solve for x
    x = 45,939,505.00/5,865.36
  6. Step 6: Final answer
    x = 7,832.34

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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.