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Finding the Fourth Proportional to 8,045.44, 11,103.16 and 4,509.16

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Solution

The fourth proportional to 8,045.44, 11,103.16 and 4,509.16 is: 6,222.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.44 : 11,103.16 = 4,509.16 : x
  2. Step 2: Convert to fraction form
    8,045.44/11,103.16 = 4,509.16/x
  3. Step 3: Cross multiply
    8,045.44x = 11,103.16 × 4,509.16
  4. Step 4: Simplify right side
    8,045.44x = 50,065,924.95
  5. Step 5: Solve for x
    x = 50,065,924.95/8,045.44
  6. Step 6: Final answer
    x = 6,222.89

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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.