Home / 9,186.07-12,677.30-4,994.23

Finding the Fourth Proportional to 9,186.07, 12,677.30 and 4,994.23

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Solution

The fourth proportional to 9,186.07, 12,677.30 and 4,994.23 is: 6,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.07 : 12,677.30 = 4,994.23 : x
  2. Step 2: Convert to fraction form
    9,186.07/12,677.30 = 4,994.23/x
  3. Step 3: Cross multiply
    9,186.07x = 12,677.30 × 4,994.23
  4. Step 4: Simplify right side
    9,186.07x = 63,313,351.98
  5. Step 5: Solve for x
    x = 63,313,351.98/9,186.07
  6. Step 6: Final answer
    x = 6,892.32

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Half scale
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Double scale
Find fourth proportional to 9,187.07, 12,678.68 and 4,995.23
Similar ratio
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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.