Home / 4,068.39-5,606.51-2,887.41

Finding the Fourth Proportional to 4,068.39, 5,606.51 and 2,887.41

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Solution

The fourth proportional to 4,068.39, 5,606.51 and 2,887.41 is: 3,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.39 : 5,606.51 = 2,887.41 : x
  2. Step 2: Convert to fraction form
    4,068.39/5,606.51 = 2,887.41/x
  3. Step 3: Cross multiply
    4,068.39x = 5,606.51 × 2,887.41
  4. Step 4: Simplify right side
    4,068.39x = 16,188,278.60
  5. Step 5: Solve for x
    x = 16,188,278.60/4,068.39
  6. Step 6: Final answer
    x = 3,979.04

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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.