Home / 9,243.96-12,756.60-5,052.21

Finding the Fourth Proportional to 9,243.96, 12,756.60 and 5,052.21

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Solution

The fourth proportional to 9,243.96, 12,756.60 and 5,052.21 is: 6,972.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.96 : 12,756.60 = 5,052.21 : x
  2. Step 2: Convert to fraction form
    9,243.96/12,756.60 = 5,052.21/x
  3. Step 3: Cross multiply
    9,243.96x = 12,756.60 × 5,052.21
  4. Step 4: Simplify right side
    9,243.96x = 64,449,022.09
  5. Step 5: Solve for x
    x = 64,449,022.09/9,243.96
  6. Step 6: Final answer
    x = 6,972.01

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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.