Home / 9,334.44-12,881.34-5,357.97

Finding the Fourth Proportional to 9,334.44, 12,881.34 and 5,357.97

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Solution

The fourth proportional to 9,334.44, 12,881.34 and 5,357.97 is: 7,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,334.44 : 12,881.34 = 5,357.97 : x
  2. Step 2: Convert to fraction form
    9,334.44/12,881.34 = 5,357.97/x
  3. Step 3: Cross multiply
    9,334.44x = 12,881.34 × 5,357.97
  4. Step 4: Simplify right side
    9,334.44x = 69,017,833.28
  5. Step 5: Solve for x
    x = 69,017,833.28/9,334.44
  6. Step 6: Final answer
    x = 7,393.89

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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.