Home / 4,684.64-6,464.79-2,588.75

Finding the Fourth Proportional to 4,684.64, 6,464.79 and 2,588.75

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Solution

The fourth proportional to 4,684.64, 6,464.79 and 2,588.75 is: 3,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.64 : 6,464.79 = 2,588.75 : x
  2. Step 2: Convert to fraction form
    4,684.64/6,464.79 = 2,588.75/x
  3. Step 3: Cross multiply
    4,684.64x = 6,464.79 × 2,588.75
  4. Step 4: Simplify right side
    4,684.64x = 16,735,725.11
  5. Step 5: Solve for x
    x = 16,735,725.11/4,684.64
  6. Step 6: Final answer
    x = 3,572.47

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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.