Home / 4,447.58-6,137.70-2,431.05

Finding the Fourth Proportional to 4,447.58, 6,137.70 and 2,431.05

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Solution

The fourth proportional to 4,447.58, 6,137.70 and 2,431.05 is: 3,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.58 : 6,137.70 = 2,431.05 : x
  2. Step 2: Convert to fraction form
    4,447.58/6,137.70 = 2,431.05/x
  3. Step 3: Cross multiply
    4,447.58x = 6,137.70 × 2,431.05
  4. Step 4: Simplify right side
    4,447.58x = 14,921,030.29
  5. Step 5: Solve for x
    x = 14,921,030.29/4,447.58
  6. Step 6: Final answer
    x = 3,354.87

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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.