Home / 2,739.87-4,106.52-1,570.67

Finding the Fourth Proportional to 2,739.87, 4,106.52 and 1,570.67

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Solution

The fourth proportional to 2,739.87, 4,106.52 and 1,570.67 is: 2,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.87 : 4,106.52 = 1,570.67 : x
  2. Step 2: Convert to fraction form
    2,739.87/4,106.52 = 1,570.67/x
  3. Step 3: Cross multiply
    2,739.87x = 4,106.52 × 1,570.67
  4. Step 4: Simplify right side
    2,739.87x = 6,449,982.64
  5. Step 5: Solve for x
    x = 6,449,982.64/2,739.87
  6. Step 6: Final answer
    x = 2,354.12

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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.