Home / 9,365.54-12,924.44-5,173.79

Finding the Fourth Proportional to 9,365.54, 12,924.44 and 5,173.79

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Solution

The fourth proportional to 9,365.54, 12,924.44 and 5,173.79 is: 7,139.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.54 : 12,924.44 = 5,173.79 : x
  2. Step 2: Convert to fraction form
    9,365.54/12,924.44 = 5,173.79/x
  3. Step 3: Cross multiply
    9,365.54x = 12,924.44 × 5,173.79
  4. Step 4: Simplify right side
    9,365.54x = 66,868,247.94
  5. Step 5: Solve for x
    x = 66,868,247.94/9,365.54
  6. Step 6: Final answer
    x = 7,139.82

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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.