Home / 9,119.79-13,668.75-3,569.67

Finding the Fourth Proportional to 9,119.79, 13,668.75 and 3,569.67

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Solution

The fourth proportional to 9,119.79, 13,668.75 and 3,569.67 is: 5,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.79 : 13,668.75 = 3,569.67 : x
  2. Step 2: Convert to fraction form
    9,119.79/13,668.75 = 3,569.67/x
  3. Step 3: Cross multiply
    9,119.79x = 13,668.75 × 3,569.67
  4. Step 4: Simplify right side
    9,119.79x = 48,792,926.81
  5. Step 5: Solve for x
    x = 48,792,926.81/9,119.79
  6. Step 6: Final answer
    x = 5,350.22

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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.