Home / 4,841.08-6,678.96-3,072.40

Finding the Fourth Proportional to 4,841.08, 6,678.96 and 3,072.40

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Solution

The fourth proportional to 4,841.08, 6,678.96 and 3,072.40 is: 4,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,841.08 : 6,678.96 = 3,072.40 : x
  2. Step 2: Convert to fraction form
    4,841.08/6,678.96 = 3,072.40/x
  3. Step 3: Cross multiply
    4,841.08x = 6,678.96 × 3,072.40
  4. Step 4: Simplify right side
    4,841.08x = 20,520,436.70
  5. Step 5: Solve for x
    x = 20,520,436.70/4,841.08
  6. Step 6: Final answer
    x = 4,238.81

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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.