Home / 6,453.43-9,679.23-2,070.31

Finding the Fourth Proportional to 6,453.43, 9,679.23 and 2,070.31

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Solution

The fourth proportional to 6,453.43, 9,679.23 and 2,070.31 is: 3,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.43 : 9,679.23 = 2,070.31 : x
  2. Step 2: Convert to fraction form
    6,453.43/9,679.23 = 2,070.31/x
  3. Step 3: Cross multiply
    6,453.43x = 9,679.23 × 2,070.31
  4. Step 4: Simplify right side
    6,453.43x = 20,039,006.66
  5. Step 5: Solve for x
    x = 20,039,006.66/6,453.43
  6. Step 6: Final answer
    x = 3,105.17

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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.