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Finding the Fourth Proportional to 6,539.49, 9,024.49 and 3,555.32

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Solution

The fourth proportional to 6,539.49, 9,024.49 and 3,555.32 is: 4,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.49 : 9,024.49 = 3,555.32 : x
  2. Step 2: Convert to fraction form
    6,539.49/9,024.49 = 3,555.32/x
  3. Step 3: Cross multiply
    6,539.49x = 9,024.49 × 3,555.32
  4. Step 4: Simplify right side
    6,539.49x = 32,084,949.79
  5. Step 5: Solve for x
    x = 32,084,949.79/6,539.49
  6. Step 6: Final answer
    x = 4,906.34

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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.