Home / 7,749.52-10,692.58-4,391.57

Finding the Fourth Proportional to 7,749.52, 10,692.58 and 4,391.57

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Solution

The fourth proportional to 7,749.52, 10,692.58 and 4,391.57 is: 6,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.52 : 10,692.58 = 4,391.57 : x
  2. Step 2: Convert to fraction form
    7,749.52/10,692.58 = 4,391.57/x
  3. Step 3: Cross multiply
    7,749.52x = 10,692.58 × 4,391.57
  4. Step 4: Simplify right side
    7,749.52x = 46,957,189.74
  5. Step 5: Solve for x
    x = 46,957,189.74/7,749.52
  6. Step 6: Final answer
    x = 6,059.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.