Home / 7,670.13-11,501.54-2,671.89

Finding the Fourth Proportional to 7,670.13, 11,501.54 and 2,671.89

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Solution

The fourth proportional to 7,670.13, 11,501.54 and 2,671.89 is: 4,006.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.13 : 11,501.54 = 2,671.89 : x
  2. Step 2: Convert to fraction form
    7,670.13/11,501.54 = 2,671.89/x
  3. Step 3: Cross multiply
    7,670.13x = 11,501.54 × 2,671.89
  4. Step 4: Simplify right side
    7,670.13x = 30,730,847.13
  5. Step 5: Solve for x
    x = 30,730,847.13/7,670.13
  6. Step 6: Final answer
    x = 4,006.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.