Home / 7,649.76-11,473.44-2,103.52

Finding the Fourth Proportional to 7,649.76, 11,473.44 and 2,103.52

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Solution

The fourth proportional to 7,649.76, 11,473.44 and 2,103.52 is: 3,154.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.76 : 11,473.44 = 2,103.52 : x
  2. Step 2: Convert to fraction form
    7,649.76/11,473.44 = 2,103.52/x
  3. Step 3: Cross multiply
    7,649.76x = 11,473.44 × 2,103.52
  4. Step 4: Simplify right side
    7,649.76x = 24,134,610.51
  5. Step 5: Solve for x
    x = 24,134,610.51/7,649.76
  6. Step 6: Final answer
    x = 3,154.95

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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.