Home / 3,434.95-4,736.67-2,939.23

Finding the Fourth Proportional to 3,434.95, 4,736.67 and 2,939.23

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Solution

The fourth proportional to 3,434.95, 4,736.67 and 2,939.23 is: 4,053.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.95 : 4,736.67 = 2,939.23 : x
  2. Step 2: Convert to fraction form
    3,434.95/4,736.67 = 2,939.23/x
  3. Step 3: Cross multiply
    3,434.95x = 4,736.67 × 2,939.23
  4. Step 4: Simplify right side
    3,434.95x = 13,922,162.56
  5. Step 5: Solve for x
    x = 13,922,162.56/3,434.95
  6. Step 6: Final answer
    x = 4,053.09

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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.