Home / 6,806.51-10,206.99-2,124.95

Finding the Fourth Proportional to 6,806.51, 10,206.99 and 2,124.95

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Solution

The fourth proportional to 6,806.51, 10,206.99 and 2,124.95 is: 3,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806.51 : 10,206.99 = 2,124.95 : x
  2. Step 2: Convert to fraction form
    6,806.51/10,206.99 = 2,124.95/x
  3. Step 3: Cross multiply
    6,806.51x = 10,206.99 × 2,124.95
  4. Step 4: Simplify right side
    6,806.51x = 21,689,343.40
  5. Step 5: Solve for x
    x = 21,689,343.40/6,806.51
  6. Step 6: Final answer
    x = 3,186.56

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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.