Home / 5,012.90-6,918.01-2,774.73

Finding the Fourth Proportional to 5,012.90, 6,918.01 and 2,774.73

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Solution

The fourth proportional to 5,012.90, 6,918.01 and 2,774.73 is: 3,829.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.90 : 6,918.01 = 2,774.73 : x
  2. Step 2: Convert to fraction form
    5,012.90/6,918.01 = 2,774.73/x
  3. Step 3: Cross multiply
    5,012.90x = 6,918.01 × 2,774.73
  4. Step 4: Simplify right side
    5,012.90x = 19,195,628.89
  5. Step 5: Solve for x
    x = 19,195,628.89/5,012.90
  6. Step 6: Final answer
    x = 3,829.25

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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.