Home / 3,014.42-4,158.05-1,992.36

Finding the Fourth Proportional to 3,014.42, 4,158.05 and 1,992.36

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Solution

The fourth proportional to 3,014.42, 4,158.05 and 1,992.36 is: 2,748.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.42 : 4,158.05 = 1,992.36 : x
  2. Step 2: Convert to fraction form
    3,014.42/4,158.05 = 1,992.36/x
  3. Step 3: Cross multiply
    3,014.42x = 4,158.05 × 1,992.36
  4. Step 4: Simplify right side
    3,014.42x = 8,284,332.50
  5. Step 5: Solve for x
    x = 8,284,332.50/3,014.42
  6. Step 6: Final answer
    x = 2,748.24

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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.