Home / 6,848.91-10,274.00-1,918.62

Finding the Fourth Proportional to 6,848.91, 10,274.00 and 1,918.62

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Solution

The fourth proportional to 6,848.91, 10,274.00 and 1,918.62 is: 2,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.91 : 10,274.00 = 1,918.62 : x
  2. Step 2: Convert to fraction form
    6,848.91/10,274.00 = 1,918.62/x
  3. Step 3: Cross multiply
    6,848.91x = 10,274.00 × 1,918.62
  4. Step 4: Simplify right side
    6,848.91x = 19,711,892.29
  5. Step 5: Solve for x
    x = 19,711,892.29/6,848.91
  6. Step 6: Final answer
    x = 2,878.11

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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.