Home / 9,129.44-13,682.22-4,683.35

Finding the Fourth Proportional to 9,129.44, 13,682.22 and 4,683.35

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Solution

The fourth proportional to 9,129.44, 13,682.22 and 4,683.35 is: 7,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129.44 : 13,682.22 = 4,683.35 : x
  2. Step 2: Convert to fraction form
    9,129.44/13,682.22 = 4,683.35/x
  3. Step 3: Cross multiply
    9,129.44x = 13,682.22 × 4,683.35
  4. Step 4: Simplify right side
    9,129.44x = 64,078,556.63
  5. Step 5: Solve for x
    x = 64,078,556.63/9,129.44
  6. Step 6: Final answer
    x = 7,018.90

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1.5x scale

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.