Home / 8,448.38-12,653.51-4,069.11

Finding the Fourth Proportional to 8,448.38, 12,653.51 and 4,069.11

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Solution

The fourth proportional to 8,448.38, 12,653.51 and 4,069.11 is: 6,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.38 : 12,653.51 = 4,069.11 : x
  2. Step 2: Convert to fraction form
    8,448.38/12,653.51 = 4,069.11/x
  3. Step 3: Cross multiply
    8,448.38x = 12,653.51 × 4,069.11
  4. Step 4: Simplify right side
    8,448.38x = 51,488,503.73
  5. Step 5: Solve for x
    x = 51,488,503.73/8,448.38
  6. Step 6: Final answer
    x = 6,094.49

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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.