Home / 3,047.73-4,205.16-2,104.35

Finding the Fourth Proportional to 3,047.73, 4,205.16 and 2,104.35

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Solution

The fourth proportional to 3,047.73, 4,205.16 and 2,104.35 is: 2,903.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.73 : 4,205.16 = 2,104.35 : x
  2. Step 2: Convert to fraction form
    3,047.73/4,205.16 = 2,104.35/x
  3. Step 3: Cross multiply
    3,047.73x = 4,205.16 × 2,104.35
  4. Step 4: Simplify right side
    3,047.73x = 8,849,128.45
  5. Step 5: Solve for x
    x = 8,849,128.45/3,047.73
  6. Step 6: Final answer
    x = 2,903.51

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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.