Home / 4,559-6,835.79-1,782.45

Finding the Fourth Proportional to 4,559, 6,835.79 and 1,782.45

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Solution

The fourth proportional to 4,559, 6,835.79 and 1,782.45 is: 2,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559 : 6,835.79 = 1,782.45 : x
  2. Step 2: Convert to fraction form
    4,559/6,835.79 = 1,782.45/x
  3. Step 3: Cross multiply
    4,559x = 6,835.79 × 1,782.45
  4. Step 4: Simplify right side
    4,559x = 12,184,453.89
  5. Step 5: Solve for x
    x = 12,184,453.89/4,559
  6. Step 6: Final answer
    x = 2,672.62

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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.