Home / 5,494.04-7,579.98-3,135.72

Finding the Fourth Proportional to 5,494.04, 7,579.98 and 3,135.72

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Solution

The fourth proportional to 5,494.04, 7,579.98 and 3,135.72 is: 4,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.04 : 7,579.98 = 3,135.72 : x
  2. Step 2: Convert to fraction form
    5,494.04/7,579.98 = 3,135.72/x
  3. Step 3: Cross multiply
    5,494.04x = 7,579.98 × 3,135.72
  4. Step 4: Simplify right side
    5,494.04x = 23,768,694.89
  5. Step 5: Solve for x
    x = 23,768,694.89/5,494.04
  6. Step 6: Final answer
    x = 4,326.27

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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.