Home / 10,247.99-14,142.44-6,214.95

Finding the Fourth Proportional to 10,247.99, 14,142.44 and 6,214.95

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Solution

The fourth proportional to 10,247.99, 14,142.44 and 6,214.95 is: 8,576.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.99 : 14,142.44 = 6,214.95 : x
  2. Step 2: Convert to fraction form
    10,247.99/14,142.44 = 6,214.95/x
  3. Step 3: Cross multiply
    10,247.99x = 14,142.44 × 6,214.95
  4. Step 4: Simplify right side
    10,247.99x = 87,894,573.02
  5. Step 5: Solve for x
    x = 87,894,573.02/10,247.99
  6. Step 6: Final answer
    x = 8,576.76

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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.