Home / 7,360.28-11,040.36-2,977.67

Finding the Fourth Proportional to 7,360.28, 11,040.36 and 2,977.67

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Solution

The fourth proportional to 7,360.28, 11,040.36 and 2,977.67 is: 4,466.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.28 : 11,040.36 = 2,977.67 : x
  2. Step 2: Convert to fraction form
    7,360.28/11,040.36 = 2,977.67/x
  3. Step 3: Cross multiply
    7,360.28x = 11,040.36 × 2,977.67
  4. Step 4: Simplify right side
    7,360.28x = 32,874,548.76
  5. Step 5: Solve for x
    x = 32,874,548.76/7,360.28
  6. Step 6: Final answer
    x = 4,466.48

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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.