Home / 6,516.45-8,993.63-3,684.69

Finding the Fourth Proportional to 6,516.45, 8,993.63 and 3,684.69

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Solution

The fourth proportional to 6,516.45, 8,993.63 and 3,684.69 is: 5,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.45 : 8,993.63 = 3,684.69 : x
  2. Step 2: Convert to fraction form
    6,516.45/8,993.63 = 3,684.69/x
  3. Step 3: Cross multiply
    6,516.45x = 8,993.63 × 3,684.69
  4. Step 4: Simplify right side
    6,516.45x = 33,138,747.74
  5. Step 5: Solve for x
    x = 33,138,747.74/6,516.45
  6. Step 6: Final answer
    x = 5,085.40

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Half scale
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Double 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.