Home / 7,352.43-10,146.42-3,995.30

Finding the Fourth Proportional to 7,352.43, 10,146.42 and 3,995.30

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Solution

The fourth proportional to 7,352.43, 10,146.42 and 3,995.30 is: 5,513.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.43 : 10,146.42 = 3,995.30 : x
  2. Step 2: Convert to fraction form
    7,352.43/10,146.42 = 3,995.30/x
  3. Step 3: Cross multiply
    7,352.43x = 10,146.42 × 3,995.30
  4. Step 4: Simplify right side
    7,352.43x = 40,537,941.09
  5. Step 5: Solve for x
    x = 40,537,941.09/7,352.43
  6. Step 6: Final answer
    x = 5,513.54

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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.