Home / 5,442.94-7,511.01-3,085.15

Finding the Fourth Proportional to 5,442.94, 7,511.01 and 3,085.15

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Solution

The fourth proportional to 5,442.94, 7,511.01 and 3,085.15 is: 4,257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.94 : 7,511.01 = 3,085.15 : x
  2. Step 2: Convert to fraction form
    5,442.94/7,511.01 = 3,085.15/x
  3. Step 3: Cross multiply
    5,442.94x = 7,511.01 × 3,085.15
  4. Step 4: Simplify right side
    5,442.94x = 23,172,592.50
  5. Step 5: Solve for x
    x = 23,172,592.50/5,442.94
  6. Step 6: Final answer
    x = 4,257.37

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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.