Home / 7,397.63-10,208.97-4,040.64

Finding the Fourth Proportional to 7,397.63, 10,208.97 and 4,040.64

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Solution

The fourth proportional to 7,397.63, 10,208.97 and 4,040.64 is: 5,576.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.63 : 10,208.97 = 4,040.64 : x
  2. Step 2: Convert to fraction form
    7,397.63/10,208.97 = 4,040.64/x
  3. Step 3: Cross multiply
    7,397.63x = 10,208.97 × 4,040.64
  4. Step 4: Simplify right side
    7,397.63x = 41,250,772.54
  5. Step 5: Solve for x
    x = 41,250,772.54/7,397.63
  6. Step 6: Final answer
    x = 5,576.22

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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.