Home / 11,580.08-17,369.98-2,815.07

Finding the Fourth Proportional to 11,580.08, 17,369.98 and 2,815.07

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Solution

The fourth proportional to 11,580.08, 17,369.98 and 2,815.07 is: 4,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.08 : 17,369.98 = 2,815.07 : x
  2. Step 2: Convert to fraction form
    11,580.08/17,369.98 = 2,815.07/x
  3. Step 3: Cross multiply
    11,580.08x = 17,369.98 × 2,815.07
  4. Step 4: Simplify right side
    11,580.08x = 48,897,615.71
  5. Step 5: Solve for x
    x = 48,897,615.71/11,580.08
  6. Step 6: Final answer
    x = 4,222.56

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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.