Home / 2,936.53-4,403.51-1,111.25

Finding the Fourth Proportional to 2,936.53, 4,403.51 and 1,111.25

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Solution

The fourth proportional to 2,936.53, 4,403.51 and 1,111.25 is: 1,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.53 : 4,403.51 = 1,111.25 : x
  2. Step 2: Convert to fraction form
    2,936.53/4,403.51 = 1,111.25/x
  3. Step 3: Cross multiply
    2,936.53x = 4,403.51 × 1,111.25
  4. Step 4: Simplify right side
    2,936.53x = 4,893,400.49
  5. Step 5: Solve for x
    x = 4,893,400.49/2,936.53
  6. Step 6: Final answer
    x = 1,666.39

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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.