Home / 4,813.25-7,222.76-2,077.25

Finding the Fourth Proportional to 4,813.25, 7,222.76 and 2,077.25

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Solution

The fourth proportional to 4,813.25, 7,222.76 and 2,077.25 is: 3,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.25 : 7,222.76 = 2,077.25 : x
  2. Step 2: Convert to fraction form
    4,813.25/7,222.76 = 2,077.25/x
  3. Step 3: Cross multiply
    4,813.25x = 7,222.76 × 2,077.25
  4. Step 4: Simplify right side
    4,813.25x = 15,003,467.82
  5. Step 5: Solve for x
    x = 15,003,467.82/4,813.25
  6. Step 6: Final answer
    x = 3,117.12

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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.