Home / 9,171.44-13,746.51-3,904.79

Finding the Fourth Proportional to 9,171.44, 13,746.51 and 3,904.79

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Solution

The fourth proportional to 9,171.44, 13,746.51 and 3,904.79 is: 5,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.44 : 13,746.51 = 3,904.79 : x
  2. Step 2: Convert to fraction form
    9,171.44/13,746.51 = 3,904.79/x
  3. Step 3: Cross multiply
    9,171.44x = 13,746.51 × 3,904.79
  4. Step 4: Simplify right side
    9,171.44x = 53,677,166.05
  5. Step 5: Solve for x
    x = 53,677,166.05/9,171.44
  6. Step 6: Final answer
    x = 5,852.64

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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.