Home / 4,372.78-6,551.87-1,903.90

Finding the Fourth Proportional to 4,372.78, 6,551.87 and 1,903.90

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Solution

The fourth proportional to 4,372.78, 6,551.87 and 1,903.90 is: 2,852.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.78 : 6,551.87 = 1,903.90 : x
  2. Step 2: Convert to fraction form
    4,372.78/6,551.87 = 1,903.90/x
  3. Step 3: Cross multiply
    4,372.78x = 6,551.87 × 1,903.90
  4. Step 4: Simplify right side
    4,372.78x = 12,474,105.29
  5. Step 5: Solve for x
    x = 12,474,105.29/4,372.78
  6. Step 6: Final answer
    x = 2,852.67

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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.