Home / 9,991.64-14,986.92-3,066.14

Finding the Fourth Proportional to 9,991.64, 14,986.92 and 3,066.14

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Solution

The fourth proportional to 9,991.64, 14,986.92 and 3,066.14 is: 4,599.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991.64 : 14,986.92 = 3,066.14 : x
  2. Step 2: Convert to fraction form
    9,991.64/14,986.92 = 3,066.14/x
  3. Step 3: Cross multiply
    9,991.64x = 14,986.92 × 3,066.14
  4. Step 4: Simplify right side
    9,991.64x = 45,951,994.89
  5. Step 5: Solve for x
    x = 45,951,994.89/9,991.64
  6. Step 6: Final answer
    x = 4,599.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.