Home / 11,740.62-16,201.62-6,435.32

Finding the Fourth Proportional to 11,740.62, 16,201.62 and 6,435.32

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Solution

The fourth proportional to 11,740.62, 16,201.62 and 6,435.32 is: 8,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.62 : 16,201.62 = 6,435.32 : x
  2. Step 2: Convert to fraction form
    11,740.62/16,201.62 = 6,435.32/x
  3. Step 3: Cross multiply
    11,740.62x = 16,201.62 × 6,435.32
  4. Step 4: Simplify right side
    11,740.62x = 104,262,528.21
  5. Step 5: Solve for x
    x = 104,262,528.21/11,740.62
  6. Step 6: Final answer
    x = 8,880.50

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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.