Home / 6,474.09-9,710.73-2,091.18

Finding the Fourth Proportional to 6,474.09, 9,710.73 and 2,091.18

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Solution

The fourth proportional to 6,474.09, 9,710.73 and 2,091.18 is: 3,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474.09 : 9,710.73 = 2,091.18 : x
  2. Step 2: Convert to fraction form
    6,474.09/9,710.73 = 2,091.18/x
  3. Step 3: Cross multiply
    6,474.09x = 9,710.73 × 2,091.18
  4. Step 4: Simplify right side
    6,474.09x = 20,306,884.36
  5. Step 5: Solve for x
    x = 20,306,884.36/6,474.09
  6. Step 6: Final answer
    x = 3,136.64

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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.