Home / 9,246.84-12,760.20-5,055.12

Finding the Fourth Proportional to 9,246.84, 12,760.20 and 5,055.12

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Solution

The fourth proportional to 9,246.84, 12,760.20 and 5,055.12 is: 6,975.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.84 : 12,760.20 = 5,055.12 : x
  2. Step 2: Convert to fraction form
    9,246.84/12,760.20 = 5,055.12/x
  3. Step 3: Cross multiply
    9,246.84x = 12,760.20 × 5,055.12
  4. Step 4: Simplify right side
    9,246.84x = 64,504,342.22
  5. Step 5: Solve for x
    x = 64,504,342.22/9,246.84
  6. Step 6: Final answer
    x = 6,975.83

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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.