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Finding the Fourth Proportional to 8,477.03, 12,707.11 and 4,026.89

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Solution

The fourth proportional to 8,477.03, 12,707.11 and 4,026.89 is: 6,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.03 : 12,707.11 = 4,026.89 : x
  2. Step 2: Convert to fraction form
    8,477.03/12,707.11 = 4,026.89/x
  3. Step 3: Cross multiply
    8,477.03x = 12,707.11 × 4,026.89
  4. Step 4: Simplify right side
    8,477.03x = 51,170,134.19
  5. Step 5: Solve for x
    x = 51,170,134.19/8,477.03
  6. Step 6: Final answer
    x = 6,036.33

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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.