Home / 2,370.22-3,270.80-1,486.51

Finding the Fourth Proportional to 2,370.22, 3,270.80 and 1,486.51

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Solution

The fourth proportional to 2,370.22, 3,270.80 and 1,486.51 is: 2,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.22 : 3,270.80 = 1,486.51 : x
  2. Step 2: Convert to fraction form
    2,370.22/3,270.80 = 1,486.51/x
  3. Step 3: Cross multiply
    2,370.22x = 3,270.80 × 1,486.51
  4. Step 4: Simplify right side
    2,370.22x = 4,862,072.45
  5. Step 5: Solve for x
    x = 4,862,072.45/2,370.22
  6. Step 6: Final answer
    x = 2,051.32

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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.