Home / 8,747.76-13,122.36-6,802.14

Finding the Fourth Proportional to 8,747.76, 13,122.36 and 6,802.14

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Solution

The fourth proportional to 8,747.76, 13,122.36 and 6,802.14 is: 10,203.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.76 : 13,122.36 = 6,802.14 : x
  2. Step 2: Convert to fraction form
    8,747.76/13,122.36 = 6,802.14/x
  3. Step 3: Cross multiply
    8,747.76x = 13,122.36 × 6,802.14
  4. Step 4: Simplify right side
    8,747.76x = 89,260,129.85
  5. Step 5: Solve for x
    x = 89,260,129.85/8,747.76
  6. Step 6: Final answer
    x = 10,203.77

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1.5x scale

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.