Home / 6,219.80-9,328.92-2,059.84

Finding the Fourth Proportional to 6,219.80, 9,328.92 and 2,059.84

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Solution

The fourth proportional to 6,219.80, 9,328.92 and 2,059.84 is: 3,089.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.80 : 9,328.92 = 2,059.84 : x
  2. Step 2: Convert to fraction form
    6,219.80/9,328.92 = 2,059.84/x
  3. Step 3: Cross multiply
    6,219.80x = 9,328.92 × 2,059.84
  4. Step 4: Simplify right side
    6,219.80x = 19,216,082.57
  5. Step 5: Solve for x
    x = 19,216,082.57/6,219.80
  6. Step 6: Final answer
    x = 3,089.50

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1.5x scale

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.