Home / 7,324.22-10,106.78-4,339.55

Finding the Fourth Proportional to 7,324.22, 10,106.78 and 4,339.55

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Solution

The fourth proportional to 7,324.22, 10,106.78 and 4,339.55 is: 5,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.22 : 10,106.78 = 4,339.55 : x
  2. Step 2: Convert to fraction form
    7,324.22/10,106.78 = 4,339.55/x
  3. Step 3: Cross multiply
    7,324.22x = 10,106.78 × 4,339.55
  4. Step 4: Simplify right side
    7,324.22x = 43,858,913.26
  5. Step 5: Solve for x
    x = 43,858,913.26/7,324.22
  6. Step 6: Final answer
    x = 5,988.20

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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.