Home / 7,352.64-10,146.69-3,995.46

Finding the Fourth Proportional to 7,352.64, 10,146.69 and 3,995.46

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Solution

The fourth proportional to 7,352.64, 10,146.69 and 3,995.46 is: 5,513.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.64 : 10,146.69 = 3,995.46 : x
  2. Step 2: Convert to fraction form
    7,352.64/10,146.69 = 3,995.46/x
  3. Step 3: Cross multiply
    7,352.64x = 10,146.69 × 3,995.46
  4. Step 4: Simplify right side
    7,352.64x = 40,540,694.03
  5. Step 5: Solve for x
    x = 40,540,694.03/7,352.64
  6. Step 6: Final answer
    x = 5,513.76

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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.