Home / 11,485.63-17,231.69-4,564.99

Finding the Fourth Proportional to 11,485.63, 17,231.69 and 4,564.99

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Solution

The fourth proportional to 11,485.63, 17,231.69 and 4,564.99 is: 6,848.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.63 : 17,231.69 = 4,564.99 : x
  2. Step 2: Convert to fraction form
    11,485.63/17,231.69 = 4,564.99/x
  3. Step 3: Cross multiply
    11,485.63x = 17,231.69 × 4,564.99
  4. Step 4: Simplify right side
    11,485.63x = 78,662,492.53
  5. Step 5: Solve for x
    x = 78,662,492.53/11,485.63
  6. Step 6: Final answer
    x = 6,848.77

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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.