Home / 3,070.56-4,237.39-1,673.31

Finding the Fourth Proportional to 3,070.56, 4,237.39 and 1,673.31

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Solution

The fourth proportional to 3,070.56, 4,237.39 and 1,673.31 is: 2,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.56 : 4,237.39 = 1,673.31 : x
  2. Step 2: Convert to fraction form
    3,070.56/4,237.39 = 1,673.31/x
  3. Step 3: Cross multiply
    3,070.56x = 4,237.39 × 1,673.31
  4. Step 4: Simplify right side
    3,070.56x = 7,090,467.06
  5. Step 5: Solve for x
    x = 7,090,467.06/3,070.56
  6. Step 6: Final answer
    x = 2,309.18

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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.