Home / 2,777.14-3,832.50-1,518.25

Finding the Fourth Proportional to 2,777.14, 3,832.50 and 1,518.25

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Solution

The fourth proportional to 2,777.14, 3,832.50 and 1,518.25 is: 2,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.14 : 3,832.50 = 1,518.25 : x
  2. Step 2: Convert to fraction form
    2,777.14/3,832.50 = 1,518.25/x
  3. Step 3: Cross multiply
    2,777.14x = 3,832.50 × 1,518.25
  4. Step 4: Simplify right side
    2,777.14x = 5,818,683.54
  5. Step 5: Solve for x
    x = 5,818,683.54/2,777.14
  6. Step 6: Final answer
    x = 2,095.21

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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.