Home / 6,069.80-9,104.70-1,687.30

Finding the Fourth Proportional to 6,069.80, 9,104.70 and 1,687.30

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Solution

The fourth proportional to 6,069.80, 9,104.70 and 1,687.30 is: 2,530.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,069.80 : 9,104.70 = 1,687.30 : x
  2. Step 2: Convert to fraction form
    6,069.80/9,104.70 = 1,687.30/x
  3. Step 3: Cross multiply
    6,069.80x = 9,104.70 × 1,687.30
  4. Step 4: Simplify right side
    6,069.80x = 15,362,360.31
  5. Step 5: Solve for x
    x = 15,362,360.31/6,069.80
  6. Step 6: Final answer
    x = 2,530.95

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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.