Home / 9,461.50-13,057.79-5,269.75

Finding the Fourth Proportional to 9,461.50, 13,057.79 and 5,269.75

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Solution

The fourth proportional to 9,461.50, 13,057.79 and 5,269.75 is: 7,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,461.50 : 13,057.79 = 5,269.75 : x
  2. Step 2: Convert to fraction form
    9,461.50/13,057.79 = 5,269.75/x
  3. Step 3: Cross multiply
    9,461.50x = 13,057.79 × 5,269.75
  4. Step 4: Simplify right side
    9,461.50x = 68,811,288.85
  5. Step 5: Solve for x
    x = 68,811,288.85/9,461.50
  6. Step 6: Final answer
    x = 7,272.77

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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.