Home / 9,814.42-13,539.90-5,564.58

Finding the Fourth Proportional to 9,814.42, 13,539.90 and 5,564.58

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Solution

The fourth proportional to 9,814.42, 13,539.90 and 5,564.58 is: 7,676.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.42 : 13,539.90 = 5,564.58 : x
  2. Step 2: Convert to fraction form
    9,814.42/13,539.90 = 5,564.58/x
  3. Step 3: Cross multiply
    9,814.42x = 13,539.90 × 5,564.58
  4. Step 4: Simplify right side
    9,814.42x = 75,343,856.74
  5. Step 5: Solve for x
    x = 75,343,856.74/9,814.42
  6. Step 6: Final answer
    x = 7,676.85

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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.