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Finding the Fourth Proportional to 9,904.36, 14,832.86 and 4,958.44

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Solution

The fourth proportional to 9,904.36, 14,832.86 and 4,958.44 is: 7,425.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904.36 : 14,832.86 = 4,958.44 : x
  2. Step 2: Convert to fraction form
    9,904.36/14,832.86 = 4,958.44/x
  3. Step 3: Cross multiply
    9,904.36x = 14,832.86 × 4,958.44
  4. Step 4: Simplify right side
    9,904.36x = 73,547,846.34
  5. Step 5: Solve for x
    x = 73,547,846.34/9,904.36
  6. Step 6: Final answer
    x = 7,425.81

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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.