Home / 2,370.78-3,271.32-1,486.26

Finding the Fourth Proportional to 2,370.78, 3,271.32 and 1,486.26

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Solution

The fourth proportional to 2,370.78, 3,271.32 and 1,486.26 is: 2,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.78 : 3,271.32 = 1,486.26 : x
  2. Step 2: Convert to fraction form
    2,370.78/3,271.32 = 1,486.26/x
  3. Step 3: Cross multiply
    2,370.78x = 3,271.32 × 1,486.26
  4. Step 4: Simplify right side
    2,370.78x = 4,862,032.06
  5. Step 5: Solve for x
    x = 4,862,032.06/2,370.78
  6. Step 6: Final answer
    x = 2,050.82

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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.