Home / 8,943.06-13,416.98-3,099.67

Finding the Fourth Proportional to 8,943.06, 13,416.98 and 3,099.67

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Solution

The fourth proportional to 8,943.06, 13,416.98 and 3,099.67 is: 4,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.06 : 13,416.98 = 3,099.67 : x
  2. Step 2: Convert to fraction form
    8,943.06/13,416.98 = 3,099.67/x
  3. Step 3: Cross multiply
    8,943.06x = 13,416.98 × 3,099.67
  4. Step 4: Simplify right side
    8,943.06x = 41,588,127.81
  5. Step 5: Solve for x
    x = 41,588,127.81/8,943.06
  6. Step 6: Final answer
    x = 4,650.32

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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.