Home / 10,314.81-15,468.75-3,739.62

Finding the Fourth Proportional to 10,314.81, 15,468.75 and 3,739.62

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Solution

The fourth proportional to 10,314.81, 15,468.75 and 3,739.62 is: 5,608.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.81 : 15,468.75 = 3,739.62 : x
  2. Step 2: Convert to fraction form
    10,314.81/15,468.75 = 3,739.62/x
  3. Step 3: Cross multiply
    10,314.81x = 15,468.75 × 3,739.62
  4. Step 4: Simplify right side
    10,314.81x = 57,847,246.88
  5. Step 5: Solve for x
    x = 57,847,246.88/10,314.81
  6. Step 6: Final answer
    x = 5,608.17

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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.