Home / 9,621.72-14,433.48-2,696.28

Finding the Fourth Proportional to 9,621.72, 14,433.48 and 2,696.28

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Solution

The fourth proportional to 9,621.72, 14,433.48 and 2,696.28 is: 4,044.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.72 : 14,433.48 = 2,696.28 : x
  2. Step 2: Convert to fraction form
    9,621.72/14,433.48 = 2,696.28/x
  3. Step 3: Cross multiply
    9,621.72x = 14,433.48 × 2,696.28
  4. Step 4: Simplify right side
    9,621.72x = 38,916,703.45
  5. Step 5: Solve for x
    x = 38,916,703.45/9,621.72
  6. Step 6: Final answer
    x = 4,044.67

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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.