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Finding the Fourth Proportional to 6,153.33, 9,181.97 and 5,490.65

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Solution

The fourth proportional to 6,153.33, 9,181.97 and 5,490.65 is: 8,193.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.33 : 9,181.97 = 5,490.65 : x
  2. Step 2: Convert to fraction form
    6,153.33/9,181.97 = 5,490.65/x
  3. Step 3: Cross multiply
    6,153.33x = 9,181.97 × 5,490.65
  4. Step 4: Simplify right side
    6,153.33x = 50,415,030.56
  5. Step 5: Solve for x
    x = 50,415,030.56/6,153.33
  6. Step 6: Final answer
    x = 8,193.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.