Home / 4,420.87-6,630.06-1,300.75

Finding the Fourth Proportional to 4,420.87, 6,630.06 and 1,300.75

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Solution

The fourth proportional to 4,420.87, 6,630.06 and 1,300.75 is: 1,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.87 : 6,630.06 = 1,300.75 : x
  2. Step 2: Convert to fraction form
    4,420.87/6,630.06 = 1,300.75/x
  3. Step 3: Cross multiply
    4,420.87x = 6,630.06 × 1,300.75
  4. Step 4: Simplify right side
    4,420.87x = 8,624,050.55
  5. Step 5: Solve for x
    x = 8,624,050.55/4,420.87
  6. Step 6: Final answer
    x = 1,950.76

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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.