Home / 2,958.37-4,080.75-1,762.57

Finding the Fourth Proportional to 2,958.37, 4,080.75 and 1,762.57

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Solution

The fourth proportional to 2,958.37, 4,080.75 and 1,762.57 is: 2,431.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.37 : 4,080.75 = 1,762.57 : x
  2. Step 2: Convert to fraction form
    2,958.37/4,080.75 = 1,762.57/x
  3. Step 3: Cross multiply
    2,958.37x = 4,080.75 × 1,762.57
  4. Step 4: Simplify right side
    2,958.37x = 7,192,607.53
  5. Step 5: Solve for x
    x = 7,192,607.53/2,958.37
  6. Step 6: Final answer
    x = 2,431.27

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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.