Home / 9,425.06-13,005.60-5,447.45

Finding the Fourth Proportional to 9,425.06, 13,005.60 and 5,447.45

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Solution

The fourth proportional to 9,425.06, 13,005.60 and 5,447.45 is: 7,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425.06 : 13,005.60 = 5,447.45 : x
  2. Step 2: Convert to fraction form
    9,425.06/13,005.60 = 5,447.45/x
  3. Step 3: Cross multiply
    9,425.06x = 13,005.60 × 5,447.45
  4. Step 4: Simplify right side
    9,425.06x = 70,847,290.69
  5. Step 5: Solve for x
    x = 70,847,290.69/9,425.06
  6. Step 6: Final answer
    x = 7,516.91

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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.