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Finding the Fourth Proportional to 6,612.49, 9,922.49 and 2,455.37

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Solution

The fourth proportional to 6,612.49, 9,922.49 and 2,455.37 is: 3,684.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.49 : 9,922.49 = 2,455.37 : x
  2. Step 2: Convert to fraction form
    6,612.49/9,922.49 = 2,455.37/x
  3. Step 3: Cross multiply
    6,612.49x = 9,922.49 × 2,455.37
  4. Step 4: Simplify right side
    6,612.49x = 24,363,384.27
  5. Step 5: Solve for x
    x = 24,363,384.27/6,612.49
  6. Step 6: Final answer
    x = 3,684.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.