Home / 11,350.98-15,662.05-6,634.35

Finding the Fourth Proportional to 11,350.98, 15,662.05 and 6,634.35

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Solution

The fourth proportional to 11,350.98, 15,662.05 and 6,634.35 is: 9,154.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.98 : 15,662.05 = 6,634.35 : x
  2. Step 2: Convert to fraction form
    11,350.98/15,662.05 = 6,634.35/x
  3. Step 3: Cross multiply
    11,350.98x = 15,662.05 × 6,634.35
  4. Step 4: Simplify right side
    11,350.98x = 103,907,521.42
  5. Step 5: Solve for x
    x = 103,907,521.42/11,350.98
  6. Step 6: Final answer
    x = 9,154.06

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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.