Home / 7,021.69-10,540.64-3,566.23

Finding the Fourth Proportional to 7,021.69, 10,540.64 and 3,566.23

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Solution

The fourth proportional to 7,021.69, 10,540.64 and 3,566.23 is: 5,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.69 : 10,540.64 = 3,566.23 : x
  2. Step 2: Convert to fraction form
    7,021.69/10,540.64 = 3,566.23/x
  3. Step 3: Cross multiply
    7,021.69x = 10,540.64 × 3,566.23
  4. Step 4: Simplify right side
    7,021.69x = 37,590,302.40
  5. Step 5: Solve for x
    x = 37,590,302.40/7,021.69
  6. Step 6: Final answer
    x = 5,353.46

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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.