Home / 8,277.09-11,419.52-5,294.67

Finding the Fourth Proportional to 8,277.09, 11,419.52 and 5,294.67

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Solution

The fourth proportional to 8,277.09, 11,419.52 and 5,294.67 is: 7,304.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.09 : 11,419.52 = 5,294.67 : x
  2. Step 2: Convert to fraction form
    8,277.09/11,419.52 = 5,294.67/x
  3. Step 3: Cross multiply
    8,277.09x = 11,419.52 × 5,294.67
  4. Step 4: Simplify right side
    8,277.09x = 60,462,563.49
  5. Step 5: Solve for x
    x = 60,462,563.49/8,277.09
  6. Step 6: Final answer
    x = 7,304.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.