Home / 2,971.04-4,456.96-1,239.26

Finding the Fourth Proportional to 2,971.04, 4,456.96 and 1,239.26

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Solution

The fourth proportional to 2,971.04, 4,456.96 and 1,239.26 is: 1,859.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.04 : 4,456.96 = 1,239.26 : x
  2. Step 2: Convert to fraction form
    2,971.04/4,456.96 = 1,239.26/x
  3. Step 3: Cross multiply
    2,971.04x = 4,456.96 × 1,239.26
  4. Step 4: Simplify right side
    2,971.04x = 5,523,332.25
  5. Step 5: Solve for x
    x = 5,523,332.25/2,971.04
  6. Step 6: Final answer
    x = 1,859.06

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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.