Home / 10,972.50-16,459.21-3,577.03

Finding the Fourth Proportional to 10,972.50, 16,459.21 and 3,577.03

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Solution

The fourth proportional to 10,972.50, 16,459.21 and 3,577.03 is: 5,365.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.50 : 16,459.21 = 3,577.03 : x
  2. Step 2: Convert to fraction form
    10,972.50/16,459.21 = 3,577.03/x
  3. Step 3: Cross multiply
    10,972.50x = 16,459.21 × 3,577.03
  4. Step 4: Simplify right side
    10,972.50x = 58,875,087.95
  5. Step 5: Solve for x
    x = 58,875,087.95/10,972.50
  6. Step 6: Final answer
    x = 5,365.69

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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.