Home / 4,642.21-6,961.57-1,867.94

Finding the Fourth Proportional to 4,642.21, 6,961.57 and 1,867.94

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Solution

The fourth proportional to 4,642.21, 6,961.57 and 1,867.94 is: 2,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.21 : 6,961.57 = 1,867.94 : x
  2. Step 2: Convert to fraction form
    4,642.21/6,961.57 = 1,867.94/x
  3. Step 3: Cross multiply
    4,642.21x = 6,961.57 × 1,867.94
  4. Step 4: Simplify right side
    4,642.21x = 13,003,795.07
  5. Step 5: Solve for x
    x = 13,003,795.07/4,642.21
  6. Step 6: Final answer
    x = 2,801.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.