Home / 9,317.25-13,975.83-3,770.55

Finding the Fourth Proportional to 9,317.25, 13,975.83 and 3,770.55

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Solution

The fourth proportional to 9,317.25, 13,975.83 and 3,770.55 is: 5,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.25 : 13,975.83 = 3,770.55 : x
  2. Step 2: Convert to fraction form
    9,317.25/13,975.83 = 3,770.55/x
  3. Step 3: Cross multiply
    9,317.25x = 13,975.83 × 3,770.55
  4. Step 4: Simplify right side
    9,317.25x = 52,696,565.81
  5. Step 5: Solve for x
    x = 52,696,565.81/9,317.25
  6. Step 6: Final answer
    x = 5,655.81

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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.