Home / 7,352.58-10,146.47-3,995.36

Finding the Fourth Proportional to 7,352.58, 10,146.47 and 3,995.36

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Solution

The fourth proportional to 7,352.58, 10,146.47 and 3,995.36 is: 5,513.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.58 : 10,146.47 = 3,995.36 : x
  2. Step 2: Convert to fraction form
    7,352.58/10,146.47 = 3,995.36/x
  3. Step 3: Cross multiply
    7,352.58x = 10,146.47 × 3,995.36
  4. Step 4: Simplify right side
    7,352.58x = 40,538,729.67
  5. Step 5: Solve for x
    x = 40,538,729.67/7,352.58
  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.