Home / 2,804.25-3,869.95-1,562.33

Finding the Fourth Proportional to 2,804.25, 3,869.95 and 1,562.33

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Solution

The fourth proportional to 2,804.25, 3,869.95 and 1,562.33 is: 2,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.25 : 3,869.95 = 1,562.33 : x
  2. Step 2: Convert to fraction form
    2,804.25/3,869.95 = 1,562.33/x
  3. Step 3: Cross multiply
    2,804.25x = 3,869.95 × 1,562.33
  4. Step 4: Simplify right side
    2,804.25x = 6,046,131.17
  5. Step 5: Solve for x
    x = 6,046,131.17/2,804.25
  6. Step 6: Final answer
    x = 2,156.06

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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.