Home / 4,747.16-6,554.32-3,072.62

Finding the Fourth Proportional to 4,747.16, 6,554.32 and 3,072.62

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Solution

The fourth proportional to 4,747.16, 6,554.32 and 3,072.62 is: 4,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.16 : 6,554.32 = 3,072.62 : x
  2. Step 2: Convert to fraction form
    4,747.16/6,554.32 = 3,072.62/x
  3. Step 3: Cross multiply
    4,747.16x = 6,554.32 × 3,072.62
  4. Step 4: Simplify right side
    4,747.16x = 20,138,934.72
  5. Step 5: Solve for x
    x = 20,138,934.72/4,747.16
  6. Step 6: Final answer
    x = 4,242.31

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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.