Home / 10,316.68-15,475.86-3,297.64

Finding the Fourth Proportional to 10,316.68, 15,475.86 and 3,297.64

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Solution

The fourth proportional to 10,316.68, 15,475.86 and 3,297.64 is: 4,946.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.68 : 15,475.86 = 3,297.64 : x
  2. Step 2: Convert to fraction form
    10,316.68/15,475.86 = 3,297.64/x
  3. Step 3: Cross multiply
    10,316.68x = 15,475.86 × 3,297.64
  4. Step 4: Simplify right side
    10,316.68x = 51,033,814.97
  5. Step 5: Solve for x
    x = 51,033,814.97/10,316.68
  6. Step 6: Final answer
    x = 4,946.73

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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.