Home / 4,928.74-6,801.62-2,690.58

Finding the Fourth Proportional to 4,928.74, 6,801.62 and 2,690.58

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Solution

The fourth proportional to 4,928.74, 6,801.62 and 2,690.58 is: 3,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.74 : 6,801.62 = 2,690.58 : x
  2. Step 2: Convert to fraction form
    4,928.74/6,801.62 = 2,690.58/x
  3. Step 3: Cross multiply
    4,928.74x = 6,801.62 × 2,690.58
  4. Step 4: Simplify right side
    4,928.74x = 18,300,302.74
  5. Step 5: Solve for x
    x = 18,300,302.74/4,928.74
  6. Step 6: Final answer
    x = 3,712.98

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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.