Home / 6,411.48-9,616.67-2,028.30

Finding the Fourth Proportional to 6,411.48, 9,616.67 and 2,028.30

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Solution

The fourth proportional to 6,411.48, 9,616.67 and 2,028.30 is: 3,042.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.48 : 9,616.67 = 2,028.30 : x
  2. Step 2: Convert to fraction form
    6,411.48/9,616.67 = 2,028.30/x
  3. Step 3: Cross multiply
    6,411.48x = 9,616.67 × 2,028.30
  4. Step 4: Simplify right side
    6,411.48x = 19,505,491.76
  5. Step 5: Solve for x
    x = 19,505,491.76/6,411.48
  6. Step 6: Final answer
    x = 3,042.28

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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.