Home / 3,227.95-4,839.81-1,666.69

Finding the Fourth Proportional to 3,227.95, 4,839.81 and 1,666.69

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Solution

The fourth proportional to 3,227.95, 4,839.81 and 1,666.69 is: 2,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.95 : 4,839.81 = 1,666.69 : x
  2. Step 2: Convert to fraction form
    3,227.95/4,839.81 = 1,666.69/x
  3. Step 3: Cross multiply
    3,227.95x = 4,839.81 × 1,666.69
  4. Step 4: Simplify right side
    3,227.95x = 8,066,462.93
  5. Step 5: Solve for x
    x = 8,066,462.93/3,227.95
  6. Step 6: Final answer
    x = 2,498.94

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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.