Home / 4,685.08-6,464.86-2,589.08

Finding the Fourth Proportional to 4,685.08, 6,464.86 and 2,589.08

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Solution

The fourth proportional to 4,685.08, 6,464.86 and 2,589.08 is: 3,572.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.08 : 6,464.86 = 2,589.08 : x
  2. Step 2: Convert to fraction form
    4,685.08/6,464.86 = 2,589.08/x
  3. Step 3: Cross multiply
    4,685.08x = 6,464.86 × 2,589.08
  4. Step 4: Simplify right side
    4,685.08x = 16,738,039.73
  5. Step 5: Solve for x
    x = 16,738,039.73/4,685.08
  6. Step 6: Final answer
    x = 3,572.63

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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.