Home / 6,301.80-9,453.16-2,140.12

Finding the Fourth Proportional to 6,301.80, 9,453.16 and 2,140.12

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Solution

The fourth proportional to 6,301.80, 9,453.16 and 2,140.12 is: 3,210.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.80 : 9,453.16 = 2,140.12 : x
  2. Step 2: Convert to fraction form
    6,301.80/9,453.16 = 2,140.12/x
  3. Step 3: Cross multiply
    6,301.80x = 9,453.16 × 2,140.12
  4. Step 4: Simplify right side
    6,301.80x = 20,230,896.78
  5. Step 5: Solve for x
    x = 20,230,896.78/6,301.80
  6. Step 6: Final answer
    x = 3,210.34

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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.