Home / 6,683.54-9,225.32-3,995.87

Finding the Fourth Proportional to 6,683.54, 9,225.32 and 3,995.87

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Solution

The fourth proportional to 6,683.54, 9,225.32 and 3,995.87 is: 5,515.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,683.54 : 9,225.32 = 3,995.87 : x
  2. Step 2: Convert to fraction form
    6,683.54/9,225.32 = 3,995.87/x
  3. Step 3: Cross multiply
    6,683.54x = 9,225.32 × 3,995.87
  4. Step 4: Simplify right side
    6,683.54x = 36,863,113.32
  5. Step 5: Solve for x
    x = 36,863,113.32/6,683.54
  6. Step 6: Final answer
    x = 5,515.51

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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.