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Finding the Fourth Proportional to 8,035.77, 11,089.80 and 4,499.72

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Solution

The fourth proportional to 8,035.77, 11,089.80 and 4,499.72 is: 6,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.77 : 11,089.80 = 4,499.72 : x
  2. Step 2: Convert to fraction form
    8,035.77/11,089.80 = 4,499.72/x
  3. Step 3: Cross multiply
    8,035.77x = 11,089.80 × 4,499.72
  4. Step 4: Simplify right side
    8,035.77x = 49,900,939.41
  5. Step 5: Solve for x
    x = 49,900,939.41/8,035.77
  6. Step 6: Final answer
    x = 6,209.85

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1.5x scale

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.