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Finding the Fourth Proportional to 2,804.93, 3,870.73 and 1,625.93

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Solution

The fourth proportional to 2,804.93, 3,870.73 and 1,625.93 is: 2,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.93 : 3,870.73 = 1,625.93 : x
  2. Step 2: Convert to fraction form
    2,804.93/3,870.73 = 1,625.93/x
  3. Step 3: Cross multiply
    2,804.93x = 3,870.73 × 1,625.93
  4. Step 4: Simplify right side
    2,804.93x = 6,293,536.03
  5. Step 5: Solve for x
    x = 6,293,536.03/2,804.93
  6. Step 6: Final answer
    x = 2,243.74

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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.