Home / 7,637.89-10,540.33-4,983.73

Finding the Fourth Proportional to 7,637.89, 10,540.33 and 4,983.73

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Solution

The fourth proportional to 7,637.89, 10,540.33 and 4,983.73 is: 6,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.89 : 10,540.33 = 4,983.73 : x
  2. Step 2: Convert to fraction form
    7,637.89/10,540.33 = 4,983.73/x
  3. Step 3: Cross multiply
    7,637.89x = 10,540.33 × 4,983.73
  4. Step 4: Simplify right side
    7,637.89x = 52,530,158.83
  5. Step 5: Solve for x
    x = 52,530,158.83/7,637.89
  6. Step 6: Final answer
    x = 6,877.57

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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.