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Finding the Fourth Proportional to 6,745.99, 10,124.22 and 4,680.49

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Solution

The fourth proportional to 6,745.99, 10,124.22 and 4,680.49 is: 7,024.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.99 : 10,124.22 = 4,680.49 : x
  2. Step 2: Convert to fraction form
    6,745.99/10,124.22 = 4,680.49/x
  3. Step 3: Cross multiply
    6,745.99x = 10,124.22 × 4,680.49
  4. Step 4: Simplify right side
    6,745.99x = 47,386,310.47
  5. Step 5: Solve for x
    x = 47,386,310.47/6,745.99
  6. Step 6: Final answer
    x = 7,024.37

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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.