Home / 8,435.05-11,638.42-4,896.16

Finding the Fourth Proportional to 8,435.05, 11,638.42 and 4,896.16

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Solution

The fourth proportional to 8,435.05, 11,638.42 and 4,896.16 is: 6,755.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.05 : 11,638.42 = 4,896.16 : x
  2. Step 2: Convert to fraction form
    8,435.05/11,638.42 = 4,896.16/x
  3. Step 3: Cross multiply
    8,435.05x = 11,638.42 × 4,896.16
  4. Step 4: Simplify right side
    8,435.05x = 56,983,566.47
  5. Step 5: Solve for x
    x = 56,983,566.47/8,435.05
  6. Step 6: Final answer
    x = 6,755.57

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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.