Home / 5,296.64-7,945.34-1,401

Finding the Fourth Proportional to 5,296.64, 7,945.34 and 1,401

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Solution

The fourth proportional to 5,296.64, 7,945.34 and 1,401 is: 2,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.64 : 7,945.34 = 1,401 : x
  2. Step 2: Convert to fraction form
    5,296.64/7,945.34 = 1,401/x
  3. Step 3: Cross multiply
    5,296.64x = 7,945.34 × 1,401
  4. Step 4: Simplify right side
    5,296.64x = 11,131,421.34
  5. Step 5: Solve for x
    x = 11,131,421.34/5,296.64
  6. Step 6: Final answer
    x = 2,101.60

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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.