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Finding the Fourth Proportional to 6,179.64, 9,210.00 and 6,081.23

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Solution

The fourth proportional to 6,179.64, 9,210.00 and 6,081.23 is: 9,063.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179.64 : 9,210.00 = 6,081.23 : x
  2. Step 2: Convert to fraction form
    6,179.64/9,210.00 = 6,081.23/x
  3. Step 3: Cross multiply
    6,179.64x = 9,210.00 × 6,081.23
  4. Step 4: Simplify right side
    6,179.64x = 56,008,122.32
  5. Step 5: Solve for x
    x = 56,008,122.32/6,179.64
  6. Step 6: Final answer
    x = 9,063.33

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Half scale
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Double scale
Find fourth proportional to 6,180.64, 9,211.49 and 6,082.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.