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Finding the Fourth Proportional to 8,004.76, 12,007.96 and 4,495.84

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Solution

The fourth proportional to 8,004.76, 12,007.96 and 4,495.84 is: 6,744.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.76 : 12,007.96 = 4,495.84 : x
  2. Step 2: Convert to fraction form
    8,004.76/12,007.96 = 4,495.84/x
  3. Step 3: Cross multiply
    8,004.76x = 12,007.96 × 4,495.84
  4. Step 4: Simplify right side
    8,004.76x = 53,985,866.89
  5. Step 5: Solve for x
    x = 53,985,866.89/8,004.76
  6. Step 6: Final answer
    x = 6,744.22

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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.