Home / 9,186.20-12,677.05-4,994.54

Finding the Fourth Proportional to 9,186.20, 12,677.05 and 4,994.54

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Solution

The fourth proportional to 9,186.20, 12,677.05 and 4,994.54 is: 6,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.20 : 12,677.05 = 4,994.54 : x
  2. Step 2: Convert to fraction form
    9,186.20/12,677.05 = 4,994.54/x
  3. Step 3: Cross multiply
    9,186.20x = 12,677.05 × 4,994.54
  4. Step 4: Simplify right side
    9,186.20x = 63,316,033.31
  5. Step 5: Solve for x
    x = 63,316,033.31/9,186.20
  6. Step 6: Final answer
    x = 6,892.52

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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.