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Finding the Fourth Proportional to 8,763.62, 12,094.07 and 4,784.99

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Solution

The fourth proportional to 8,763.62, 12,094.07 and 4,784.99 is: 6,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763.62 : 12,094.07 = 4,784.99 : x
  2. Step 2: Convert to fraction form
    8,763.62/12,094.07 = 4,784.99/x
  3. Step 3: Cross multiply
    8,763.62x = 12,094.07 × 4,784.99
  4. Step 4: Simplify right side
    8,763.62x = 57,870,004.01
  5. Step 5: Solve for x
    x = 57,870,004.01/8,763.62
  6. Step 6: Final answer
    x = 6,603.44

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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.