Home / 7,481.32-10,319.94-4,681.96

Finding the Fourth Proportional to 7,481.32, 10,319.94 and 4,681.96

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Solution

The fourth proportional to 7,481.32, 10,319.94 and 4,681.96 is: 6,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.32 : 10,319.94 = 4,681.96 : x
  2. Step 2: Convert to fraction form
    7,481.32/10,319.94 = 4,681.96/x
  3. Step 3: Cross multiply
    7,481.32x = 10,319.94 × 4,681.96
  4. Step 4: Simplify right side
    7,481.32x = 48,317,546.28
  5. Step 5: Solve for x
    x = 48,317,546.28/7,481.32
  6. Step 6: Final answer
    x = 6,458.43

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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.