Home / 7,895.72-11,845.50-2,701.80

Finding the Fourth Proportional to 7,895.72, 11,845.50 and 2,701.80

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Solution

The fourth proportional to 7,895.72, 11,845.50 and 2,701.80 is: 4,053.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.72 : 11,845.50 = 2,701.80 : x
  2. Step 2: Convert to fraction form
    7,895.72/11,845.50 = 2,701.80/x
  3. Step 3: Cross multiply
    7,895.72x = 11,845.50 × 2,701.80
  4. Step 4: Simplify right side
    7,895.72x = 32,004,171.90
  5. Step 5: Solve for x
    x = 32,004,171.90/7,895.72
  6. Step 6: Final answer
    x = 4,053.36

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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.