Home / 4,605.20-6,908.80-1,683.50

Finding the Fourth Proportional to 4,605.20, 6,908.80 and 1,683.50

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Solution

The fourth proportional to 4,605.20, 6,908.80 and 1,683.50 is: 2,525.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.20 : 6,908.80 = 1,683.50 : x
  2. Step 2: Convert to fraction form
    4,605.20/6,908.80 = 1,683.50/x
  3. Step 3: Cross multiply
    4,605.20x = 6,908.80 × 1,683.50
  4. Step 4: Simplify right side
    4,605.20x = 11,630,964.80
  5. Step 5: Solve for x
    x = 11,630,964.80/4,605.20
  6. Step 6: Final answer
    x = 2,525.62

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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.