Home / 8,942.81-13,418.01-4,498.13

Finding the Fourth Proportional to 8,942.81, 13,418.01 and 4,498.13

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Solution

The fourth proportional to 8,942.81, 13,418.01 and 4,498.13 is: 6,749.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.81 : 13,418.01 = 4,498.13 : x
  2. Step 2: Convert to fraction form
    8,942.81/13,418.01 = 4,498.13/x
  3. Step 3: Cross multiply
    8,942.81x = 13,418.01 × 4,498.13
  4. Step 4: Simplify right side
    8,942.81x = 60,355,886.23
  5. Step 5: Solve for x
    x = 60,355,886.23/8,942.81
  6. Step 6: Final answer
    x = 6,749.09

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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.