Home / 4,353.57-6,529.67-1,431.85

Finding the Fourth Proportional to 4,353.57, 6,529.67 and 1,431.85

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Solution

The fourth proportional to 4,353.57, 6,529.67 and 1,431.85 is: 2,147.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353.57 : 6,529.67 = 1,431.85 : x
  2. Step 2: Convert to fraction form
    4,353.57/6,529.67 = 1,431.85/x
  3. Step 3: Cross multiply
    4,353.57x = 6,529.67 × 1,431.85
  4. Step 4: Simplify right side
    4,353.57x = 9,349,507.99
  5. Step 5: Solve for x
    x = 9,349,507.99/4,353.57
  6. Step 6: Final answer
    x = 2,147.55

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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.