Home / 11,325.63-15,626.85-6,849.29

Finding the Fourth Proportional to 11,325.63, 15,626.85 and 6,849.29

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Solution

The fourth proportional to 11,325.63, 15,626.85 and 6,849.29 is: 9,450.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.63 : 15,626.85 = 6,849.29 : x
  2. Step 2: Convert to fraction form
    11,325.63/15,626.85 = 6,849.29/x
  3. Step 3: Cross multiply
    11,325.63x = 15,626.85 × 6,849.29
  4. Step 4: Simplify right side
    11,325.63x = 107,032,749.30
  5. Step 5: Solve for x
    x = 107,032,749.30/11,325.63
  6. Step 6: Final answer
    x = 9,450.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.