Home / 10,777.74-16,165.32-3,756.54

Finding the Fourth Proportional to 10,777.74, 16,165.32 and 3,756.54

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Solution

The fourth proportional to 10,777.74, 16,165.32 and 3,756.54 is: 5,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.74 : 16,165.32 = 3,756.54 : x
  2. Step 2: Convert to fraction form
    10,777.74/16,165.32 = 3,756.54/x
  3. Step 3: Cross multiply
    10,777.74x = 16,165.32 × 3,756.54
  4. Step 4: Simplify right side
    10,777.74x = 60,725,671.19
  5. Step 5: Solve for x
    x = 60,725,671.19/10,777.74
  6. Step 6: Final answer
    x = 5,634.36

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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.