Home / 11,074.80-16,593.30-5,219.40

Finding the Fourth Proportional to 11,074.80, 16,593.30 and 5,219.40

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Solution

The fourth proportional to 11,074.80, 16,593.30 and 5,219.40 is: 7,820.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,074.80 : 16,593.30 = 5,219.40 : x
  2. Step 2: Convert to fraction form
    11,074.80/16,593.30 = 5,219.40/x
  3. Step 3: Cross multiply
    11,074.80x = 16,593.30 × 5,219.40
  4. Step 4: Simplify right side
    11,074.80x = 86,607,070.02
  5. Step 5: Solve for x
    x = 86,607,070.02/11,074.80
  6. Step 6: Final answer
    x = 7,820.19

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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.