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Finding the Fourth Proportional to 9,393.86, 14,089.08 and 3,548.54

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Solution

The fourth proportional to 9,393.86, 14,089.08 and 3,548.54 is: 5,322.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.86 : 14,089.08 = 3,548.54 : x
  2. Step 2: Convert to fraction form
    9,393.86/14,089.08 = 3,548.54/x
  3. Step 3: Cross multiply
    9,393.86x = 14,089.08 × 3,548.54
  4. Step 4: Simplify right side
    9,393.86x = 49,995,663.94
  5. Step 5: Solve for x
    x = 49,995,663.94/9,393.86
  6. Step 6: Final answer
    x = 5,322.16

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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.