Home / 2,684.14-3,705.38-1,800.52

Finding the Fourth Proportional to 2,684.14, 3,705.38 and 1,800.52

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Solution

The fourth proportional to 2,684.14, 3,705.38 and 1,800.52 is: 2,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.14 : 3,705.38 = 1,800.52 : x
  2. Step 2: Convert to fraction form
    2,684.14/3,705.38 = 1,800.52/x
  3. Step 3: Cross multiply
    2,684.14x = 3,705.38 × 1,800.52
  4. Step 4: Simplify right side
    2,684.14x = 6,671,610.80
  5. Step 5: Solve for x
    x = 6,671,610.80/2,684.14
  6. Step 6: Final answer
    x = 2,485.57

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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.