Home / 3,370.73-4,653.32-2,112.53

Finding the Fourth Proportional to 3,370.73, 4,653.32 and 2,112.53

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Solution

The fourth proportional to 3,370.73, 4,653.32 and 2,112.53 is: 2,916.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.73 : 4,653.32 = 2,112.53 : x
  2. Step 2: Convert to fraction form
    3,370.73/4,653.32 = 2,112.53/x
  3. Step 3: Cross multiply
    3,370.73x = 4,653.32 × 2,112.53
  4. Step 4: Simplify right side
    3,370.73x = 9,830,244.27
  5. Step 5: Solve for x
    x = 9,830,244.27/3,370.73
  6. Step 6: Final answer
    x = 2,916.36

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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.