Home / 2,804.16-4,195.31-1,875.30

Finding the Fourth Proportional to 2,804.16, 4,195.31 and 1,875.30

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Solution

The fourth proportional to 2,804.16, 4,195.31 and 1,875.30 is: 2,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.16 : 4,195.31 = 1,875.30 : x
  2. Step 2: Convert to fraction form
    2,804.16/4,195.31 = 1,875.30/x
  3. Step 3: Cross multiply
    2,804.16x = 4,195.31 × 1,875.30
  4. Step 4: Simplify right side
    2,804.16x = 7,867,455.47
  5. Step 5: Solve for x
    x = 7,867,455.47/2,804.16
  6. Step 6: Final answer
    x = 2,805.64

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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.