Home / 9,676.85-14,515.29-2,656.96

Finding the Fourth Proportional to 9,676.85, 14,515.29 and 2,656.96

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Solution

The fourth proportional to 9,676.85, 14,515.29 and 2,656.96 is: 3,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,676.85 : 14,515.29 = 2,656.96 : x
  2. Step 2: Convert to fraction form
    9,676.85/14,515.29 = 2,656.96/x
  3. Step 3: Cross multiply
    9,676.85x = 14,515.29 × 2,656.96
  4. Step 4: Simplify right side
    9,676.85x = 38,566,472.34
  5. Step 5: Solve for x
    x = 38,566,472.34/9,676.85
  6. Step 6: Final answer
    x = 3,985.44

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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.