Home / 8,237.05-11,367.94-4,700.79

Finding the Fourth Proportional to 8,237.05, 11,367.94 and 4,700.79

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Solution

The fourth proportional to 8,237.05, 11,367.94 and 4,700.79 is: 6,487.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.05 : 11,367.94 = 4,700.79 : x
  2. Step 2: Convert to fraction form
    8,237.05/11,367.94 = 4,700.79/x
  3. Step 3: Cross multiply
    8,237.05x = 11,367.94 × 4,700.79
  4. Step 4: Simplify right side
    8,237.05x = 53,438,347.18
  5. Step 5: Solve for x
    x = 53,438,347.18/8,237.05
  6. Step 6: Final answer
    x = 6,487.56

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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.