Home / 6,441.57-8,886.79-3,752.39

Finding the Fourth Proportional to 6,441.57, 8,886.79 and 3,752.39

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Solution

The fourth proportional to 6,441.57, 8,886.79 and 3,752.39 is: 5,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.57 : 8,886.79 = 3,752.39 : x
  2. Step 2: Convert to fraction form
    6,441.57/8,886.79 = 3,752.39/x
  3. Step 3: Cross multiply
    6,441.57x = 8,886.79 × 3,752.39
  4. Step 4: Simplify right side
    6,441.57x = 33,346,676.42
  5. Step 5: Solve for x
    x = 33,346,676.42/6,441.57
  6. Step 6: Final answer
    x = 5,176.79

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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.