Home / 9,749.03-13,455.74-6,161.71

Finding the Fourth Proportional to 9,749.03, 13,455.74 and 6,161.71

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Solution

The fourth proportional to 9,749.03, 13,455.74 and 6,161.71 is: 8,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749.03 : 13,455.74 = 6,161.71 : x
  2. Step 2: Convert to fraction form
    9,749.03/13,455.74 = 6,161.71/x
  3. Step 3: Cross multiply
    9,749.03x = 13,455.74 × 6,161.71
  4. Step 4: Simplify right side
    9,749.03x = 82,910,367.72
  5. Step 5: Solve for x
    x = 82,910,367.72/9,749.03
  6. Step 6: Final answer
    x = 8,504.47

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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.