Home / 1,971.23-2,958.00-1,094.47

Finding the Fourth Proportional to 1,971.23, 2,958.00 and 1,094.47

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Solution

The fourth proportional to 1,971.23, 2,958.00 and 1,094.47 is: 1,642.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971.23 : 2,958.00 = 1,094.47 : x
  2. Step 2: Convert to fraction form
    1,971.23/2,958.00 = 1,094.47/x
  3. Step 3: Cross multiply
    1,971.23x = 2,958.00 × 1,094.47
  4. Step 4: Simplify right side
    1,971.23x = 3,237,436.79
  5. Step 5: Solve for x
    x = 3,237,436.79/1,971.23
  6. Step 6: Final answer
    x = 1,642.34

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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.