Home / 2,182.22-3,260.04-1,395.93

Finding the Fourth Proportional to 2,182.22, 3,260.04 and 1,395.93

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Solution

The fourth proportional to 2,182.22, 3,260.04 and 1,395.93 is: 2,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.22 : 3,260.04 = 1,395.93 : x
  2. Step 2: Convert to fraction form
    2,182.22/3,260.04 = 1,395.93/x
  3. Step 3: Cross multiply
    2,182.22x = 3,260.04 × 1,395.93
  4. Step 4: Simplify right side
    2,182.22x = 4,550,787.64
  5. Step 5: Solve for x
    x = 4,550,787.64/2,182.22
  6. Step 6: Final answer
    x = 2,085.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.