Home / 9,768.85-13,481.01-5,292.63

Finding the Fourth Proportional to 9,768.85, 13,481.01 and 5,292.63

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Solution

The fourth proportional to 9,768.85, 13,481.01 and 5,292.63 is: 7,303.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,768.85 : 13,481.01 = 5,292.63 : x
  2. Step 2: Convert to fraction form
    9,768.85/13,481.01 = 5,292.63/x
  3. Step 3: Cross multiply
    9,768.85x = 13,481.01 × 5,292.63
  4. Step 4: Simplify right side
    9,768.85x = 71,349,997.96
  5. Step 5: Solve for x
    x = 71,349,997.96/9,768.85
  6. Step 6: Final answer
    x = 7,303.83

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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.