Home / 8,914.37-13,362.44-6,443.06

Finding the Fourth Proportional to 8,914.37, 13,362.44 and 6,443.06

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Solution

The fourth proportional to 8,914.37, 13,362.44 and 6,443.06 is: 9,658.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.37 : 13,362.44 = 6,443.06 : x
  2. Step 2: Convert to fraction form
    8,914.37/13,362.44 = 6,443.06/x
  3. Step 3: Cross multiply
    8,914.37x = 13,362.44 × 6,443.06
  4. Step 4: Simplify right side
    8,914.37x = 86,094,903.64
  5. Step 5: Solve for x
    x = 86,094,903.64/8,914.37
  6. Step 6: Final answer
    x = 9,658.00

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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.