Home / 6,155.19-8,494.62-3,503.45

Finding the Fourth Proportional to 6,155.19, 8,494.62 and 3,503.45

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Solution

The fourth proportional to 6,155.19, 8,494.62 and 3,503.45 is: 4,835.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.19 : 8,494.62 = 3,503.45 : x
  2. Step 2: Convert to fraction form
    6,155.19/8,494.62 = 3,503.45/x
  3. Step 3: Cross multiply
    6,155.19x = 8,494.62 × 3,503.45
  4. Step 4: Simplify right side
    6,155.19x = 29,760,476.44
  5. Step 5: Solve for x
    x = 29,760,476.44/6,155.19
  6. Step 6: Final answer
    x = 4,835.02

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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.