Home / 6,199.84-8,555.76-3,683.68

Finding the Fourth Proportional to 6,199.84, 8,555.76 and 3,683.68

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Solution

The fourth proportional to 6,199.84, 8,555.76 and 3,683.68 is: 5,083.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.84 : 8,555.76 = 3,683.68 : x
  2. Step 2: Convert to fraction form
    6,199.84/8,555.76 = 3,683.68/x
  3. Step 3: Cross multiply
    6,199.84x = 8,555.76 × 3,683.68
  4. Step 4: Simplify right side
    6,199.84x = 31,516,682.00
  5. Step 5: Solve for x
    x = 31,516,682.00/6,199.84
  6. Step 6: Final answer
    x = 5,083.47

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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.