Home / 2,355.73-3,249.84-1,516.13

Finding the Fourth Proportional to 2,355.73, 3,249.84 and 1,516.13

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Solution

The fourth proportional to 2,355.73, 3,249.84 and 1,516.13 is: 2,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.73 : 3,249.84 = 1,516.13 : x
  2. Step 2: Convert to fraction form
    2,355.73/3,249.84 = 1,516.13/x
  3. Step 3: Cross multiply
    2,355.73x = 3,249.84 × 1,516.13
  4. Step 4: Simplify right side
    2,355.73x = 4,927,173.01
  5. Step 5: Solve for x
    x = 4,927,173.01/2,355.73
  6. Step 6: Final answer
    x = 2,091.57

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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.