Home / 4,837.40-6,676.50-2,847.86

Finding the Fourth Proportional to 4,837.40, 6,676.50 and 2,847.86

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Solution

The fourth proportional to 4,837.40, 6,676.50 and 2,847.86 is: 3,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.40 : 6,676.50 = 2,847.86 : x
  2. Step 2: Convert to fraction form
    4,837.40/6,676.50 = 2,847.86/x
  3. Step 3: Cross multiply
    4,837.40x = 6,676.50 × 2,847.86
  4. Step 4: Simplify right side
    4,837.40x = 19,013,737.29
  5. Step 5: Solve for x
    x = 19,013,737.29/4,837.40
  6. Step 6: Final answer
    x = 3,930.57

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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.