Home / 10,950.45-16,427.96-3,555.06

Finding the Fourth Proportional to 10,950.45, 16,427.96 and 3,555.06

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Solution

The fourth proportional to 10,950.45, 16,427.96 and 3,555.06 is: 5,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.45 : 16,427.96 = 3,555.06 : x
  2. Step 2: Convert to fraction form
    10,950.45/16,427.96 = 3,555.06/x
  3. Step 3: Cross multiply
    10,950.45x = 16,427.96 × 3,555.06
  4. Step 4: Simplify right side
    10,950.45x = 58,402,365.70
  5. Step 5: Solve for x
    x = 58,402,365.70/10,950.45
  6. Step 6: Final answer
    x = 5,333.33

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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.