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Finding the Fourth Proportional to 6,803.64, 9,391.50 and 4,011.48

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Solution

The fourth proportional to 6,803.64, 9,391.50 and 4,011.48 is: 5,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,803.64 : 9,391.50 = 4,011.48 : x
  2. Step 2: Convert to fraction form
    6,803.64/9,391.50 = 4,011.48/x
  3. Step 3: Cross multiply
    6,803.64x = 9,391.50 × 4,011.48
  4. Step 4: Simplify right side
    6,803.64x = 37,673,814.42
  5. Step 5: Solve for x
    x = 37,673,814.42/6,803.64
  6. Step 6: Final answer
    x = 5,537.30

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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.