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Finding the Fourth Proportional to 4,339.87, 5,984.35 and 4,248.75

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Solution

The fourth proportional to 4,339.87, 5,984.35 and 4,248.75 is: 5,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.87 : 5,984.35 = 4,248.75 : x
  2. Step 2: Convert to fraction form
    4,339.87/5,984.35 = 4,248.75/x
  3. Step 3: Cross multiply
    4,339.87x = 5,984.35 × 4,248.75
  4. Step 4: Simplify right side
    4,339.87x = 25,426,007.06
  5. Step 5: Solve for x
    x = 25,426,007.06/4,339.87
  6. Step 6: Final answer
    x = 5,858.70

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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.