Home / 5,285.25-7,927.94-2,512.19

Finding the Fourth Proportional to 5,285.25, 7,927.94 and 2,512.19

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Solution

The fourth proportional to 5,285.25, 7,927.94 and 2,512.19 is: 3,768.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.25 : 7,927.94 = 2,512.19 : x
  2. Step 2: Convert to fraction form
    5,285.25/7,927.94 = 2,512.19/x
  3. Step 3: Cross multiply
    5,285.25x = 7,927.94 × 2,512.19
  4. Step 4: Simplify right side
    5,285.25x = 19,916,491.59
  5. Step 5: Solve for x
    x = 19,916,491.59/5,285.25
  6. Step 6: Final answer
    x = 3,768.32

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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.