Home / 10,325.25-14,248.85-5,609.64

Finding the Fourth Proportional to 10,325.25, 14,248.85 and 5,609.64

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Solution

The fourth proportional to 10,325.25, 14,248.85 and 5,609.64 is: 7,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.25 : 14,248.85 = 5,609.64 : x
  2. Step 2: Convert to fraction form
    10,325.25/14,248.85 = 5,609.64/x
  3. Step 3: Cross multiply
    10,325.25x = 14,248.85 × 5,609.64
  4. Step 4: Simplify right side
    10,325.25x = 79,930,890.87
  5. Step 5: Solve for x
    x = 79,930,890.87/10,325.25
  6. Step 6: Final answer
    x = 7,741.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.