Home / 5,414.08-7,477.58-3,642.61

Finding the Fourth Proportional to 5,414.08, 7,477.58 and 3,642.61

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Solution

The fourth proportional to 5,414.08, 7,477.58 and 3,642.61 is: 5,030.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.08 : 7,477.58 = 3,642.61 : x
  2. Step 2: Convert to fraction form
    5,414.08/7,477.58 = 3,642.61/x
  3. Step 3: Cross multiply
    5,414.08x = 7,477.58 × 3,642.61
  4. Step 4: Simplify right side
    5,414.08x = 27,237,907.68
  5. Step 5: Solve for x
    x = 27,237,907.68/5,414.08
  6. Step 6: Final answer
    x = 5,030.94

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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.