Home / 10,481.40-14,463.88-5,765.64

Finding the Fourth Proportional to 10,481.40, 14,463.88 and 5,765.64

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Solution

The fourth proportional to 10,481.40, 14,463.88 and 5,765.64 is: 7,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,481.40 : 14,463.88 = 5,765.64 : x
  2. Step 2: Convert to fraction form
    10,481.40/14,463.88 = 5,765.64/x
  3. Step 3: Cross multiply
    10,481.40x = 14,463.88 × 5,765.64
  4. Step 4: Simplify right side
    10,481.40x = 83,393,525.08
  5. Step 5: Solve for x
    x = 83,393,525.08/10,481.40
  6. Step 6: Final answer
    x = 7,956.33

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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.