Home / 2,971.29-4,456.83-1,412.04

Finding the Fourth Proportional to 2,971.29, 4,456.83 and 1,412.04

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Solution

The fourth proportional to 2,971.29, 4,456.83 and 1,412.04 is: 2,118.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.29 : 4,456.83 = 1,412.04 : x
  2. Step 2: Convert to fraction form
    2,971.29/4,456.83 = 1,412.04/x
  3. Step 3: Cross multiply
    2,971.29x = 4,456.83 × 1,412.04
  4. Step 4: Simplify right side
    2,971.29x = 6,293,222.23
  5. Step 5: Solve for x
    x = 6,293,222.23/2,971.29
  6. Step 6: Final answer
    x = 2,118.01

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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.