Home / 6,412.06-9,619.53-2,029.78

Finding the Fourth Proportional to 6,412.06, 9,619.53 and 2,029.78

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Solution

The fourth proportional to 6,412.06, 9,619.53 and 2,029.78 is: 3,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.06 : 9,619.53 = 2,029.78 : x
  2. Step 2: Convert to fraction form
    6,412.06/9,619.53 = 2,029.78/x
  3. Step 3: Cross multiply
    6,412.06x = 9,619.53 × 2,029.78
  4. Step 4: Simplify right side
    6,412.06x = 19,525,529.60
  5. Step 5: Solve for x
    x = 19,525,529.60/6,412.06
  6. Step 6: Final answer
    x = 3,045.13

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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.