Home / 6,848.84-10,273.88-1,918.55

Finding the Fourth Proportional to 6,848.84, 10,273.88 and 1,918.55

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Solution

The fourth proportional to 6,848.84, 10,273.88 and 1,918.55 is: 2,878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.84 : 10,273.88 = 1,918.55 : x
  2. Step 2: Convert to fraction form
    6,848.84/10,273.88 = 1,918.55/x
  3. Step 3: Cross multiply
    6,848.84x = 10,273.88 × 1,918.55
  4. Step 4: Simplify right side
    6,848.84x = 19,710,982.96
  5. Step 5: Solve for x
    x = 19,710,982.96/6,848.84
  6. Step 6: Final answer
    x = 2,878.00

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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.