Home / 6,349.07-8,761.59-3,516.38

Finding the Fourth Proportional to 6,349.07, 8,761.59 and 3,516.38

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Solution

The fourth proportional to 6,349.07, 8,761.59 and 3,516.38 is: 4,852.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.07 : 8,761.59 = 3,516.38 : x
  2. Step 2: Convert to fraction form
    6,349.07/8,761.59 = 3,516.38/x
  3. Step 3: Cross multiply
    6,349.07x = 8,761.59 × 3,516.38
  4. Step 4: Simplify right side
    6,349.07x = 30,809,036.04
  5. Step 5: Solve for x
    x = 30,809,036.04/6,349.07
  6. Step 6: Final answer
    x = 4,852.53

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Half scale
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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.