Home / 6,718.14-10,078.83-6,606.56

Finding the Fourth Proportional to 6,718.14, 10,078.83 and 6,606.56

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Solution

The fourth proportional to 6,718.14, 10,078.83 and 6,606.56 is: 9,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.14 : 10,078.83 = 6,606.56 : x
  2. Step 2: Convert to fraction form
    6,718.14/10,078.83 = 6,606.56/x
  3. Step 3: Cross multiply
    6,718.14x = 10,078.83 × 6,606.56
  4. Step 4: Simplify right side
    6,718.14x = 66,586,420.32
  5. Step 5: Solve for x
    x = 66,586,420.32/6,718.14
  6. Step 6: Final answer
    x = 9,911.44

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1.5x scale

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.