Home / 8,893.20-12,273.24-5,117.60

Finding the Fourth Proportional to 8,893.20, 12,273.24 and 5,117.60

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Solution

The fourth proportional to 8,893.20, 12,273.24 and 5,117.60 is: 7,062.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.20 : 12,273.24 = 5,117.60 : x
  2. Step 2: Convert to fraction form
    8,893.20/12,273.24 = 5,117.60/x
  3. Step 3: Cross multiply
    8,893.20x = 12,273.24 × 5,117.60
  4. Step 4: Simplify right side
    8,893.20x = 62,809,533.02
  5. Step 5: Solve for x
    x = 62,809,533.02/8,893.20
  6. Step 6: Final answer
    x = 7,062.65

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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.