Home / 2,958.02-4,078.26-2,424.92

Finding the Fourth Proportional to 2,958.02, 4,078.26 and 2,424.92

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Solution

The fourth proportional to 2,958.02, 4,078.26 and 2,424.92 is: 3,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.02 : 4,078.26 = 2,424.92 : x
  2. Step 2: Convert to fraction form
    2,958.02/4,078.26 = 2,424.92/x
  3. Step 3: Cross multiply
    2,958.02x = 4,078.26 × 2,424.92
  4. Step 4: Simplify right side
    2,958.02x = 9,889,454.24
  5. Step 5: Solve for x
    x = 9,889,454.24/2,958.02
  6. Step 6: Final answer
    x = 3,343.27

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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.