Home / 2,693.21-3,718.47-2,062.63

Finding the Fourth Proportional to 2,693.21, 3,718.47 and 2,062.63

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Solution

The fourth proportional to 2,693.21, 3,718.47 and 2,062.63 is: 2,847.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.21 : 3,718.47 = 2,062.63 : x
  2. Step 2: Convert to fraction form
    2,693.21/3,718.47 = 2,062.63/x
  3. Step 3: Cross multiply
    2,693.21x = 3,718.47 × 2,062.63
  4. Step 4: Simplify right side
    2,693.21x = 7,669,809.18
  5. Step 5: Solve for x
    x = 7,669,809.18/2,693.21
  6. Step 6: Final answer
    x = 2,847.83

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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.