Home / 10,745.58-16,108.64-3,818.46

Finding the Fourth Proportional to 10,745.58, 16,108.64 and 3,818.46

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Solution

The fourth proportional to 10,745.58, 16,108.64 and 3,818.46 is: 5,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.58 : 16,108.64 = 3,818.46 : x
  2. Step 2: Convert to fraction form
    10,745.58/16,108.64 = 3,818.46/x
  3. Step 3: Cross multiply
    10,745.58x = 16,108.64 × 3,818.46
  4. Step 4: Simplify right side
    10,745.58x = 61,510,197.49
  5. Step 5: Solve for x
    x = 61,510,197.49/10,745.58
  6. Step 6: Final answer
    x = 5,724.23

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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.