Home / 9,351.97-12,906.86-5,373.07

Finding the Fourth Proportional to 9,351.97, 12,906.86 and 5,373.07

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Solution

The fourth proportional to 9,351.97, 12,906.86 and 5,373.07 is: 7,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.97 : 12,906.86 = 5,373.07 : x
  2. Step 2: Convert to fraction form
    9,351.97/12,906.86 = 5,373.07/x
  3. Step 3: Cross multiply
    9,351.97x = 12,906.86 × 5,373.07
  4. Step 4: Simplify right side
    9,351.97x = 69,349,462.26
  5. Step 5: Solve for x
    x = 69,349,462.26/9,351.97
  6. Step 6: Final answer
    x = 7,415.49

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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.