Home / 8,747.53-12,071.75-4,768.81

Finding the Fourth Proportional to 8,747.53, 12,071.75 and 4,768.81

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Solution

The fourth proportional to 8,747.53, 12,071.75 and 4,768.81 is: 6,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.53 : 12,071.75 = 4,768.81 : x
  2. Step 2: Convert to fraction form
    8,747.53/12,071.75 = 4,768.81/x
  3. Step 3: Cross multiply
    8,747.53x = 12,071.75 × 4,768.81
  4. Step 4: Simplify right side
    8,747.53x = 57,567,828.09
  5. Step 5: Solve for x
    x = 57,567,828.09/8,747.53
  6. Step 6: Final answer
    x = 6,581.04

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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.