Home / 9,669.78-14,485.68-5,497.29

Finding the Fourth Proportional to 9,669.78, 14,485.68 and 5,497.29

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Solution

The fourth proportional to 9,669.78, 14,485.68 and 5,497.29 is: 8,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669.78 : 14,485.68 = 5,497.29 : x
  2. Step 2: Convert to fraction form
    9,669.78/14,485.68 = 5,497.29/x
  3. Step 3: Cross multiply
    9,669.78x = 14,485.68 × 5,497.29
  4. Step 4: Simplify right side
    9,669.78x = 79,631,983.81
  5. Step 5: Solve for x
    x = 79,631,983.81/9,669.78
  6. Step 6: Final answer
    x = 8,235.14

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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.