Home / 10,988.75-16,485.62-3,593.18

Finding the Fourth Proportional to 10,988.75, 16,485.62 and 3,593.18

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Solution

The fourth proportional to 10,988.75, 16,485.62 and 3,593.18 is: 5,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.75 : 16,485.62 = 3,593.18 : x
  2. Step 2: Convert to fraction form
    10,988.75/16,485.62 = 3,593.18/x
  3. Step 3: Cross multiply
    10,988.75x = 16,485.62 × 3,593.18
  4. Step 4: Simplify right side
    10,988.75x = 59,235,699.68
  5. Step 5: Solve for x
    x = 59,235,699.68/10,988.75
  6. Step 6: Final answer
    x = 5,390.58

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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.