Home / 8,542.37-11,788.76-4,957.05

Finding the Fourth Proportional to 8,542.37, 11,788.76 and 4,957.05

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Solution

The fourth proportional to 8,542.37, 11,788.76 and 4,957.05 is: 6,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542.37 : 11,788.76 = 4,957.05 : x
  2. Step 2: Convert to fraction form
    8,542.37/11,788.76 = 4,957.05/x
  3. Step 3: Cross multiply
    8,542.37x = 11,788.76 × 4,957.05
  4. Step 4: Simplify right side
    8,542.37x = 58,437,447.97
  5. Step 5: Solve for x
    x = 58,437,447.97/8,542.37
  6. Step 6: Final answer
    x = 6,840.90

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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.