Home / 4,107.09-6,160.64-1,642.13

Finding the Fourth Proportional to 4,107.09, 6,160.64 and 1,642.13

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Solution

The fourth proportional to 4,107.09, 6,160.64 and 1,642.13 is: 2,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.09 : 6,160.64 = 1,642.13 : x
  2. Step 2: Convert to fraction form
    4,107.09/6,160.64 = 1,642.13/x
  3. Step 3: Cross multiply
    4,107.09x = 6,160.64 × 1,642.13
  4. Step 4: Simplify right side
    4,107.09x = 10,116,571.76
  5. Step 5: Solve for x
    x = 10,116,571.76/4,107.09
  6. Step 6: Final answer
    x = 2,463.20

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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.