Home / 8,840.07-12,195.84-5,061.21

Finding the Fourth Proportional to 8,840.07, 12,195.84 and 5,061.21

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Solution

The fourth proportional to 8,840.07, 12,195.84 and 5,061.21 is: 6,982.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.07 : 12,195.84 = 5,061.21 : x
  2. Step 2: Convert to fraction form
    8,840.07/12,195.84 = 5,061.21/x
  3. Step 3: Cross multiply
    8,840.07x = 12,195.84 × 5,061.21
  4. Step 4: Simplify right side
    8,840.07x = 61,725,652.14
  5. Step 5: Solve for x
    x = 61,725,652.14/8,840.07
  6. Step 6: Final answer
    x = 6,982.48

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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.