Home / 7,169.67-10,753.29-1,975.55

Finding the Fourth Proportional to 7,169.67, 10,753.29 and 1,975.55

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Solution

The fourth proportional to 7,169.67, 10,753.29 and 1,975.55 is: 2,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.67 : 10,753.29 = 1,975.55 : x
  2. Step 2: Convert to fraction form
    7,169.67/10,753.29 = 1,975.55/x
  3. Step 3: Cross multiply
    7,169.67x = 10,753.29 × 1,975.55
  4. Step 4: Simplify right side
    7,169.67x = 21,243,608.29
  5. Step 5: Solve for x
    x = 21,243,608.29/7,169.67
  6. Step 6: Final answer
    x = 2,962.98

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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.