Home / 9,318.21-13,977.27-8,851.02

Finding the Fourth Proportional to 9,318.21, 13,977.27 and 8,851.02

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Solution

The fourth proportional to 9,318.21, 13,977.27 and 8,851.02 is: 13,276.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.21 : 13,977.27 = 8,851.02 : x
  2. Step 2: Convert to fraction form
    9,318.21/13,977.27 = 8,851.02/x
  3. Step 3: Cross multiply
    9,318.21x = 13,977.27 × 8,851.02
  4. Step 4: Simplify right side
    9,318.21x = 123,713,096.32
  5. Step 5: Solve for x
    x = 123,713,096.32/9,318.21
  6. Step 6: Final answer
    x = 13,276.49

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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.