Home / 5,492.46-7,580.31-3,135.09

Finding the Fourth Proportional to 5,492.46, 7,580.31 and 3,135.09

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Solution

The fourth proportional to 5,492.46, 7,580.31 and 3,135.09 is: 4,326.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.46 : 7,580.31 = 3,135.09 : x
  2. Step 2: Convert to fraction form
    5,492.46/7,580.31 = 3,135.09/x
  3. Step 3: Cross multiply
    5,492.46x = 7,580.31 × 3,135.09
  4. Step 4: Simplify right side
    5,492.46x = 23,764,954.08
  5. Step 5: Solve for x
    x = 23,764,954.08/5,492.46
  6. Step 6: Final answer
    x = 4,326.83

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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.