Home / 10,226.36-14,108.87-6,645.82

Finding the Fourth Proportional to 10,226.36, 14,108.87 and 6,645.82

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Solution

The fourth proportional to 10,226.36, 14,108.87 and 6,645.82 is: 9,168.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.36 : 14,108.87 = 6,645.82 : x
  2. Step 2: Convert to fraction form
    10,226.36/14,108.87 = 6,645.82/x
  3. Step 3: Cross multiply
    10,226.36x = 14,108.87 × 6,645.82
  4. Step 4: Simplify right side
    10,226.36x = 93,765,010.42
  5. Step 5: Solve for x
    x = 93,765,010.42/10,226.36
  6. Step 6: Final answer
    x = 9,168.95

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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.