Home / 8,500.89-11,731.23-4,964.79

Finding the Fourth Proportional to 8,500.89, 11,731.23 and 4,964.79

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Solution

The fourth proportional to 8,500.89, 11,731.23 and 4,964.79 is: 6,851.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.89 : 11,731.23 = 4,964.79 : x
  2. Step 2: Convert to fraction form
    8,500.89/11,731.23 = 4,964.79/x
  3. Step 3: Cross multiply
    8,500.89x = 11,731.23 × 4,964.79
  4. Step 4: Simplify right side
    8,500.89x = 58,243,093.39
  5. Step 5: Solve for x
    x = 58,243,093.39/8,500.89
  6. Step 6: Final answer
    x = 6,851.41

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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.