Home / 3,368.94-4,652.00-2,112.10

Finding the Fourth Proportional to 3,368.94, 4,652.00 and 2,112.10

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Solution

The fourth proportional to 3,368.94, 4,652.00 and 2,112.10 is: 2,916.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.94 : 4,652.00 = 2,112.10 : x
  2. Step 2: Convert to fraction form
    3,368.94/4,652.00 = 2,112.10/x
  3. Step 3: Cross multiply
    3,368.94x = 4,652.00 × 2,112.10
  4. Step 4: Simplify right side
    3,368.94x = 9,825,474.93
  5. Step 5: Solve for x
    x = 9,825,474.93/3,368.94
  6. Step 6: Final answer
    x = 2,916.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.