Home / 5,218.56-7,177.60-4,267.52

Finding the Fourth Proportional to 5,218.56, 7,177.60 and 4,267.52

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Solution

The fourth proportional to 5,218.56, 7,177.60 and 4,267.52 is: 5,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.56 : 7,177.60 = 4,267.52 : x
  2. Step 2: Convert to fraction form
    5,218.56/7,177.60 = 4,267.52/x
  3. Step 3: Cross multiply
    5,218.56x = 7,177.60 × 4,267.52
  4. Step 4: Simplify right side
    5,218.56x = 30,630,551.55
  5. Step 5: Solve for x
    x = 30,630,551.55/5,218.56
  6. Step 6: Final answer
    x = 5,869.54

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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.