Home / 7,571.26-10,443.09-4,917.70

Finding the Fourth Proportional to 7,571.26, 10,443.09 and 4,917.70

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Solution

The fourth proportional to 7,571.26, 10,443.09 and 4,917.70 is: 6,783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.26 : 10,443.09 = 4,917.70 : x
  2. Step 2: Convert to fraction form
    7,571.26/10,443.09 = 4,917.70/x
  3. Step 3: Cross multiply
    7,571.26x = 10,443.09 × 4,917.70
  4. Step 4: Simplify right side
    7,571.26x = 51,355,983.69
  5. Step 5: Solve for x
    x = 51,355,983.69/7,571.26
  6. Step 6: Final answer
    x = 6,783.02

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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.