Home / 9,127.28-13,694.12-4,448.72

Finding the Fourth Proportional to 9,127.28, 13,694.12 and 4,448.72

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Solution

The fourth proportional to 9,127.28, 13,694.12 and 4,448.72 is: 6,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.28 : 13,694.12 = 4,448.72 : x
  2. Step 2: Convert to fraction form
    9,127.28/13,694.12 = 4,448.72/x
  3. Step 3: Cross multiply
    9,127.28x = 13,694.12 × 4,448.72
  4. Step 4: Simplify right side
    9,127.28x = 60,921,305.53
  5. Step 5: Solve for x
    x = 60,921,305.53/9,127.28
  6. Step 6: Final answer
    x = 6,674.64

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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.