Home / 2,804.82-4,205.40-1,818.24

Finding the Fourth Proportional to 2,804.82, 4,205.40 and 1,818.24

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Solution

The fourth proportional to 2,804.82, 4,205.40 and 1,818.24 is: 2,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.82 : 4,205.40 = 1,818.24 : x
  2. Step 2: Convert to fraction form
    2,804.82/4,205.40 = 1,818.24/x
  3. Step 3: Cross multiply
    2,804.82x = 4,205.40 × 1,818.24
  4. Step 4: Simplify right side
    2,804.82x = 7,646,426.50
  5. Step 5: Solve for x
    x = 7,646,426.50/2,804.82
  6. Step 6: Final answer
    x = 2,726.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.