Home / 7,666.11-11,502.40-3,285.63

Finding the Fourth Proportional to 7,666.11, 11,502.40 and 3,285.63

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Solution

The fourth proportional to 7,666.11, 11,502.40 and 3,285.63 is: 4,929.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.11 : 11,502.40 = 3,285.63 : x
  2. Step 2: Convert to fraction form
    7,666.11/11,502.40 = 3,285.63/x
  3. Step 3: Cross multiply
    7,666.11x = 11,502.40 × 3,285.63
  4. Step 4: Simplify right side
    7,666.11x = 37,792,630.51
  5. Step 5: Solve for x
    x = 37,792,630.51/7,666.11
  6. Step 6: Final answer
    x = 4,929.83

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