Home / 6,743.49-10,099.59-6,509.94

Finding the Fourth Proportional to 6,743.49, 10,099.59 and 6,509.94

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Solution

The fourth proportional to 6,743.49, 10,099.59 and 6,509.94 is: 9,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.49 : 10,099.59 = 6,509.94 : x
  2. Step 2: Convert to fraction form
    6,743.49/10,099.59 = 6,509.94/x
  3. Step 3: Cross multiply
    6,743.49x = 10,099.59 × 6,509.94
  4. Step 4: Simplify right side
    6,743.49x = 65,747,724.92
  5. Step 5: Solve for x
    x = 65,747,724.92/6,743.49
  6. Step 6: Final answer
    x = 9,749.81

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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.