Home / 7,211.52-10,816.98-2,017.26

Finding the Fourth Proportional to 7,211.52, 10,816.98 and 2,017.26

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Solution

The fourth proportional to 7,211.52, 10,816.98 and 2,017.26 is: 3,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211.52 : 10,816.98 = 2,017.26 : x
  2. Step 2: Convert to fraction form
    7,211.52/10,816.98 = 2,017.26/x
  3. Step 3: Cross multiply
    7,211.52x = 10,816.98 × 2,017.26
  4. Step 4: Simplify right side
    7,211.52x = 21,820,661.07
  5. Step 5: Solve for x
    x = 21,820,661.07/7,211.52
  6. Step 6: Final answer
    x = 3,025.81

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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.