Home / 10,649.58-14,695.36-6,174.83

Finding the Fourth Proportional to 10,649.58, 14,695.36 and 6,174.83

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Solution

The fourth proportional to 10,649.58, 14,695.36 and 6,174.83 is: 8,520.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649.58 : 14,695.36 = 6,174.83 : x
  2. Step 2: Convert to fraction form
    10,649.58/14,695.36 = 6,174.83/x
  3. Step 3: Cross multiply
    10,649.58x = 14,695.36 × 6,174.83
  4. Step 4: Simplify right side
    10,649.58x = 90,741,371.09
  5. Step 5: Solve for x
    x = 90,741,371.09/10,649.58
  6. Step 6: Final answer
    x = 8,520.66

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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.