Home / 9,186.70-12,677.55-4,994.95

Finding the Fourth Proportional to 9,186.70, 12,677.55 and 4,994.95

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Solution

The fourth proportional to 9,186.70, 12,677.55 and 4,994.95 is: 6,892.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.70 : 12,677.55 = 4,994.95 : x
  2. Step 2: Convert to fraction form
    9,186.70/12,677.55 = 4,994.95/x
  3. Step 3: Cross multiply
    9,186.70x = 12,677.55 × 4,994.95
  4. Step 4: Simplify right side
    9,186.70x = 63,323,664.98
  5. Step 5: Solve for x
    x = 63,323,664.98/9,186.70
  6. Step 6: Final answer
    x = 6,892.98

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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.