Home / 10,090.86-13,925.27-5,614.50

Finding the Fourth Proportional to 10,090.86, 13,925.27 and 5,614.50

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Solution

The fourth proportional to 10,090.86, 13,925.27 and 5,614.50 is: 7,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.86 : 13,925.27 = 5,614.50 : x
  2. Step 2: Convert to fraction form
    10,090.86/13,925.27 = 5,614.50/x
  3. Step 3: Cross multiply
    10,090.86x = 13,925.27 × 5,614.50
  4. Step 4: Simplify right side
    10,090.86x = 78,183,400.34
  5. Step 5: Solve for x
    x = 78,183,400.34/10,090.86
  6. Step 6: Final answer
    x = 7,747.94

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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.