Home / 3,623.96-5,437.99-1,543.74

Finding the Fourth Proportional to 3,623.96, 5,437.99 and 1,543.74

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Solution

The fourth proportional to 3,623.96, 5,437.99 and 1,543.74 is: 2,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.96 : 5,437.99 = 1,543.74 : x
  2. Step 2: Convert to fraction form
    3,623.96/5,437.99 = 1,543.74/x
  3. Step 3: Cross multiply
    3,623.96x = 5,437.99 × 1,543.74
  4. Step 4: Simplify right side
    3,623.96x = 8,394,846.12
  5. Step 5: Solve for x
    x = 8,394,846.12/3,623.96
  6. Step 6: Final answer
    x = 2,316.49

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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.