Home / 7,317.28-10,977.60-4,028.68

Finding the Fourth Proportional to 7,317.28, 10,977.60 and 4,028.68

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Solution

The fourth proportional to 7,317.28, 10,977.60 and 4,028.68 is: 6,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.28 : 10,977.60 = 4,028.68 : x
  2. Step 2: Convert to fraction form
    7,317.28/10,977.60 = 4,028.68/x
  3. Step 3: Cross multiply
    7,317.28x = 10,977.60 × 4,028.68
  4. Step 4: Simplify right side
    7,317.28x = 44,225,237.57
  5. Step 5: Solve for x
    x = 44,225,237.57/7,317.28
  6. Step 6: Final answer
    x = 6,043.94

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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.