Home / 7,824.53-10,798.00-4,239.56

Finding the Fourth Proportional to 7,824.53, 10,798.00 and 4,239.56

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Solution

The fourth proportional to 7,824.53, 10,798.00 and 4,239.56 is: 5,850.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.53 : 10,798.00 = 4,239.56 : x
  2. Step 2: Convert to fraction form
    7,824.53/10,798.00 = 4,239.56/x
  3. Step 3: Cross multiply
    7,824.53x = 10,798.00 × 4,239.56
  4. Step 4: Simplify right side
    7,824.53x = 45,778,747.68
  5. Step 5: Solve for x
    x = 45,778,747.68/7,824.53
  6. Step 6: Final answer
    x = 5,850.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.