Home / 4,109.94-6,169.52-1,646.48

Finding the Fourth Proportional to 4,109.94, 6,169.52 and 1,646.48

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Solution

The fourth proportional to 4,109.94, 6,169.52 and 1,646.48 is: 2,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.94 : 6,169.52 = 1,646.48 : x
  2. Step 2: Convert to fraction form
    4,109.94/6,169.52 = 1,646.48/x
  3. Step 3: Cross multiply
    4,109.94x = 6,169.52 × 1,646.48
  4. Step 4: Simplify right side
    4,109.94x = 10,157,966.86
  5. Step 5: Solve for x
    x = 10,157,966.86/4,109.94
  6. Step 6: Final answer
    x = 2,471.56

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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.