Home / 5,476.08-7,555.92-3,085.44

Finding the Fourth Proportional to 5,476.08, 7,555.92 and 3,085.44

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Solution

The fourth proportional to 5,476.08, 7,555.92 and 3,085.44 is: 4,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.08 : 7,555.92 = 3,085.44 : x
  2. Step 2: Convert to fraction form
    5,476.08/7,555.92 = 3,085.44/x
  3. Step 3: Cross multiply
    5,476.08x = 7,555.92 × 3,085.44
  4. Step 4: Simplify right side
    5,476.08x = 23,313,337.80
  5. Step 5: Solve for x
    x = 23,313,337.80/5,476.08
  6. Step 6: Final answer
    x = 4,257.30

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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.