Home / 8,457.19-12,676.87-4,065.37

Finding the Fourth Proportional to 8,457.19, 12,676.87 and 4,065.37

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Solution

The fourth proportional to 8,457.19, 12,676.87 and 4,065.37 is: 6,093.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457.19 : 12,676.87 = 4,065.37 : x
  2. Step 2: Convert to fraction form
    8,457.19/12,676.87 = 4,065.37/x
  3. Step 3: Cross multiply
    8,457.19x = 12,676.87 × 4,065.37
  4. Step 4: Simplify right side
    8,457.19x = 51,536,083.28
  5. Step 5: Solve for x
    x = 51,536,083.28/8,457.19
  6. Step 6: Final answer
    x = 6,093.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.