Home / 2,842.88-4,260.20-1,607.67

Finding the Fourth Proportional to 2,842.88, 4,260.20 and 1,607.67

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Solution

The fourth proportional to 2,842.88, 4,260.20 and 1,607.67 is: 2,409.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.88 : 4,260.20 = 1,607.67 : x
  2. Step 2: Convert to fraction form
    2,842.88/4,260.20 = 1,607.67/x
  3. Step 3: Cross multiply
    2,842.88x = 4,260.20 × 1,607.67
  4. Step 4: Simplify right side
    2,842.88x = 6,848,987.70
  5. Step 5: Solve for x
    x = 6,848,987.70/2,842.88
  6. Step 6: Final answer
    x = 2,409.18

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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.