Home / 4,641.86-6,405.39-2,651.96

Finding the Fourth Proportional to 4,641.86, 6,405.39 and 2,651.96

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Solution

The fourth proportional to 4,641.86, 6,405.39 and 2,651.96 is: 3,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.86 : 6,405.39 = 2,651.96 : x
  2. Step 2: Convert to fraction form
    4,641.86/6,405.39 = 2,651.96/x
  3. Step 3: Cross multiply
    4,641.86x = 6,405.39 × 2,651.96
  4. Step 4: Simplify right side
    4,641.86x = 16,986,806.04
  5. Step 5: Solve for x
    x = 16,986,806.04/4,641.86
  6. Step 6: Final answer
    x = 3,659.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.