Home / 8,435.54-11,639.23-4,896.86

Finding the Fourth Proportional to 8,435.54, 11,639.23 and 4,896.86

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Solution

The fourth proportional to 8,435.54, 11,639.23 and 4,896.86 is: 6,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.54 : 11,639.23 = 4,896.86 : x
  2. Step 2: Convert to fraction form
    8,435.54/11,639.23 = 4,896.86/x
  3. Step 3: Cross multiply
    8,435.54x = 11,639.23 × 4,896.86
  4. Step 4: Simplify right side
    8,435.54x = 56,995,609.38
  5. Step 5: Solve for x
    x = 56,995,609.38/8,435.54
  6. Step 6: Final answer
    x = 6,756.60

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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.