Home / 9,872.16-13,625.40-5,896.68

Finding the Fourth Proportional to 9,872.16, 13,625.40 and 5,896.68

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Solution

The fourth proportional to 9,872.16, 13,625.40 and 5,896.68 is: 8,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.16 : 13,625.40 = 5,896.68 : x
  2. Step 2: Convert to fraction form
    9,872.16/13,625.40 = 5,896.68/x
  3. Step 3: Cross multiply
    9,872.16x = 13,625.40 × 5,896.68
  4. Step 4: Simplify right side
    9,872.16x = 80,344,623.67
  5. Step 5: Solve for x
    x = 80,344,623.67/9,872.16
  6. Step 6: Final answer
    x = 8,138.51

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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.