Home / 9,784.55-14,676.82-2,859.05

Finding the Fourth Proportional to 9,784.55, 14,676.82 and 2,859.05

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Solution

The fourth proportional to 9,784.55, 14,676.82 and 2,859.05 is: 4,288.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.55 : 14,676.82 = 2,859.05 : x
  2. Step 2: Convert to fraction form
    9,784.55/14,676.82 = 2,859.05/x
  3. Step 3: Cross multiply
    9,784.55x = 14,676.82 × 2,859.05
  4. Step 4: Simplify right side
    9,784.55x = 41,961,717.25
  5. Step 5: Solve for x
    x = 41,961,717.25/9,784.55
  6. Step 6: Final answer
    x = 4,288.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.