Home / 3,448.61-4,756.29-2,119.94

Finding the Fourth Proportional to 3,448.61, 4,756.29 and 2,119.94

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Solution

The fourth proportional to 3,448.61, 4,756.29 and 2,119.94 is: 2,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.61 : 4,756.29 = 2,119.94 : x
  2. Step 2: Convert to fraction form
    3,448.61/4,756.29 = 2,119.94/x
  3. Step 3: Cross multiply
    3,448.61x = 4,756.29 × 2,119.94
  4. Step 4: Simplify right side
    3,448.61x = 10,083,049.42
  5. Step 5: Solve for x
    x = 10,083,049.42/3,448.61
  6. Step 6: Final answer
    x = 2,923.80

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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.