Home / 8,205.72-11,323.50-4,668.60

Finding the Fourth Proportional to 8,205.72, 11,323.50 and 4,668.60

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Solution

The fourth proportional to 8,205.72, 11,323.50 and 4,668.60 is: 6,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205.72 : 11,323.50 = 4,668.60 : x
  2. Step 2: Convert to fraction form
    8,205.72/11,323.50 = 4,668.60/x
  3. Step 3: Cross multiply
    8,205.72x = 11,323.50 × 4,668.60
  4. Step 4: Simplify right side
    8,205.72x = 52,864,892.10
  5. Step 5: Solve for x
    x = 52,864,892.10/8,205.72
  6. Step 6: Final answer
    x = 6,442.44

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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.