Home / 10,884.56-16,325.63-2,987.67

Finding the Fourth Proportional to 10,884.56, 16,325.63 and 2,987.67

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Solution

The fourth proportional to 10,884.56, 16,325.63 and 2,987.67 is: 4,481.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.56 : 16,325.63 = 2,987.67 : x
  2. Step 2: Convert to fraction form
    10,884.56/16,325.63 = 2,987.67/x
  3. Step 3: Cross multiply
    10,884.56x = 16,325.63 × 2,987.67
  4. Step 4: Simplify right side
    10,884.56x = 48,775,580.04
  5. Step 5: Solve for x
    x = 48,775,580.04/10,884.56
  6. Step 6: Final answer
    x = 4,481.17

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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.