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Finding the Fourth Proportional to 4,329.92, 5,978.14 and 3,333.44

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Solution

The fourth proportional to 4,329.92, 5,978.14 and 3,333.44 is: 4,602.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.92 : 5,978.14 = 3,333.44 : x
  2. Step 2: Convert to fraction form
    4,329.92/5,978.14 = 3,333.44/x
  3. Step 3: Cross multiply
    4,329.92x = 5,978.14 × 3,333.44
  4. Step 4: Simplify right side
    4,329.92x = 19,927,771.00
  5. Step 5: Solve for x
    x = 19,927,771.00/4,329.92
  6. Step 6: Final answer
    x = 4,602.34

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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.