Home / 10,529.52-15,777-3,600.24

Finding the Fourth Proportional to 10,529.52, 15,777 and 3,600.24

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Solution

The fourth proportional to 10,529.52, 15,777 and 3,600.24 is: 5,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.52 : 15,777 = 3,600.24 : x
  2. Step 2: Convert to fraction form
    10,529.52/15,777 = 3,600.24/x
  3. Step 3: Cross multiply
    10,529.52x = 15,777 × 3,600.24
  4. Step 4: Simplify right side
    10,529.52x = 56,800,986.48
  5. Step 5: Solve for x
    x = 56,800,986.48/10,529.52
  6. Step 6: Final answer
    x = 5,394.45

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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.