Home / 3,111.59-4,673.46-2,997.38

Finding the Fourth Proportional to 3,111.59, 4,673.46 and 2,997.38

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Solution

The fourth proportional to 3,111.59, 4,673.46 and 2,997.38 is: 4,501.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111.59 : 4,673.46 = 2,997.38 : x
  2. Step 2: Convert to fraction form
    3,111.59/4,673.46 = 2,997.38/x
  3. Step 3: Cross multiply
    3,111.59x = 4,673.46 × 2,997.38
  4. Step 4: Simplify right side
    3,111.59x = 14,008,135.53
  5. Step 5: Solve for x
    x = 14,008,135.53/3,111.59
  6. Step 6: Final answer
    x = 4,501.92

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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.