Home / 10,561.52-14,573.90-6,311.73

Finding the Fourth Proportional to 10,561.52, 14,573.90 and 6,311.73

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Solution

The fourth proportional to 10,561.52, 14,573.90 and 6,311.73 is: 8,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.52 : 14,573.90 = 6,311.73 : x
  2. Step 2: Convert to fraction form
    10,561.52/14,573.90 = 6,311.73/x
  3. Step 3: Cross multiply
    10,561.52x = 14,573.90 × 6,311.73
  4. Step 4: Simplify right side
    10,561.52x = 91,986,521.85
  5. Step 5: Solve for x
    x = 91,986,521.85/10,561.52
  6. Step 6: Final answer
    x = 8,709.59

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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.