Home / 6,818.65-10,209.75-3,892.93

Finding the Fourth Proportional to 6,818.65, 10,209.75 and 3,892.93

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Solution

The fourth proportional to 6,818.65, 10,209.75 and 3,892.93 is: 5,828.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.65 : 10,209.75 = 3,892.93 : x
  2. Step 2: Convert to fraction form
    6,818.65/10,209.75 = 3,892.93/x
  3. Step 3: Cross multiply
    6,818.65x = 10,209.75 × 3,892.93
  4. Step 4: Simplify right side
    6,818.65x = 39,745,842.07
  5. Step 5: Solve for x
    x = 39,745,842.07/6,818.65
  6. Step 6: Final answer
    x = 5,828.99

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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.