Home / 5,208.30-7,192.80-4,017.60

Finding the Fourth Proportional to 5,208.30, 7,192.80 and 4,017.60

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Solution

The fourth proportional to 5,208.30, 7,192.80 and 4,017.60 is: 5,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.30 : 7,192.80 = 4,017.60 : x
  2. Step 2: Convert to fraction form
    5,208.30/7,192.80 = 4,017.60/x
  3. Step 3: Cross multiply
    5,208.30x = 7,192.80 × 4,017.60
  4. Step 4: Simplify right side
    5,208.30x = 28,897,793.28
  5. Step 5: Solve for x
    x = 28,897,793.28/5,208.30
  6. Step 6: Final answer
    x = 5,548.41

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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.