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Finding the Fourth Proportional to 6,195.98, 8,550.64 and 3,507

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Solution

The fourth proportional to 6,195.98, 8,550.64 and 3,507 is: 4,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.98 : 8,550.64 = 3,507 : x
  2. Step 2: Convert to fraction form
    6,195.98/8,550.64 = 3,507/x
  3. Step 3: Cross multiply
    6,195.98x = 8,550.64 × 3,507
  4. Step 4: Simplify right side
    6,195.98x = 29,987,094.48
  5. Step 5: Solve for x
    x = 29,987,094.48/6,195.98
  6. Step 6: Final answer
    x = 4,839.77

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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.