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Finding the Fourth Proportional to 6,468.24, 8,929.36 and 4,383.30

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Solution

The fourth proportional to 6,468.24, 8,929.36 and 4,383.30 is: 6,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468.24 : 8,929.36 = 4,383.30 : x
  2. Step 2: Convert to fraction form
    6,468.24/8,929.36 = 4,383.30/x
  3. Step 3: Cross multiply
    6,468.24x = 8,929.36 × 4,383.30
  4. Step 4: Simplify right side
    6,468.24x = 39,140,063.69
  5. Step 5: Solve for x
    x = 39,140,063.69/6,468.24
  6. Step 6: Final answer
    x = 6,051.11

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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.