Home / 2,518.58-3,777.26-1,057.34

Finding the Fourth Proportional to 2,518.58, 3,777.26 and 1,057.34

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Solution

The fourth proportional to 2,518.58, 3,777.26 and 1,057.34 is: 1,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.58 : 3,777.26 = 1,057.34 : x
  2. Step 2: Convert to fraction form
    2,518.58/3,777.26 = 1,057.34/x
  3. Step 3: Cross multiply
    2,518.58x = 3,777.26 × 1,057.34
  4. Step 4: Simplify right side
    2,518.58x = 3,993,823.92
  5. Step 5: Solve for x
    x = 3,993,823.92/2,518.58
  6. Step 6: Final answer
    x = 1,585.75

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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.