Home / 9,445.06-13,031.84-5,906.50

Finding the Fourth Proportional to 9,445.06, 13,031.84 and 5,906.50

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Solution

The fourth proportional to 9,445.06, 13,031.84 and 5,906.50 is: 8,149.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.06 : 13,031.84 = 5,906.50 : x
  2. Step 2: Convert to fraction form
    9,445.06/13,031.84 = 5,906.50/x
  3. Step 3: Cross multiply
    9,445.06x = 13,031.84 × 5,906.50
  4. Step 4: Simplify right side
    9,445.06x = 76,972,562.96
  5. Step 5: Solve for x
    x = 76,972,562.96/9,445.06
  6. Step 6: Final answer
    x = 8,149.50

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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.