Home / 4,243.24-5,853.21-2,986.12

Finding the Fourth Proportional to 4,243.24, 5,853.21 and 2,986.12

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Solution

The fourth proportional to 4,243.24, 5,853.21 and 2,986.12 is: 4,119.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.24 : 5,853.21 = 2,986.12 : x
  2. Step 2: Convert to fraction form
    4,243.24/5,853.21 = 2,986.12/x
  3. Step 3: Cross multiply
    4,243.24x = 5,853.21 × 2,986.12
  4. Step 4: Simplify right side
    4,243.24x = 17,478,358.18
  5. Step 5: Solve for x
    x = 17,478,358.18/4,243.24
  6. Step 6: Final answer
    x = 4,119.11

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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.