Home / 4,886.31-7,329.15-1,962.51

Finding the Fourth Proportional to 4,886.31, 7,329.15 and 1,962.51

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Solution

The fourth proportional to 4,886.31, 7,329.15 and 1,962.51 is: 2,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.31 : 7,329.15 = 1,962.51 : x
  2. Step 2: Convert to fraction form
    4,886.31/7,329.15 = 1,962.51/x
  3. Step 3: Cross multiply
    4,886.31x = 7,329.15 × 1,962.51
  4. Step 4: Simplify right side
    4,886.31x = 14,383,530.17
  5. Step 5: Solve for x
    x = 14,383,530.17/4,886.31
  6. Step 6: Final answer
    x = 2,943.64

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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.