Home / 3,447.07-4,760.33-2,946.81

Finding the Fourth Proportional to 3,447.07, 4,760.33 and 2,946.81

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Solution

The fourth proportional to 3,447.07, 4,760.33 and 2,946.81 is: 4,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.07 : 4,760.33 = 2,946.81 : x
  2. Step 2: Convert to fraction form
    3,447.07/4,760.33 = 2,946.81/x
  3. Step 3: Cross multiply
    3,447.07x = 4,760.33 × 2,946.81
  4. Step 4: Simplify right side
    3,447.07x = 14,027,788.05
  5. Step 5: Solve for x
    x = 14,027,788.05/3,447.07
  6. Step 6: Final answer
    x = 4,069.48

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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.