Home / 5,474.46-7,555.46-3,085.32

Finding the Fourth Proportional to 5,474.46, 7,555.46 and 3,085.32

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Solution

The fourth proportional to 5,474.46, 7,555.46 and 3,085.32 is: 4,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.46 : 7,555.46 = 3,085.32 : x
  2. Step 2: Convert to fraction form
    5,474.46/7,555.46 = 3,085.32/x
  3. Step 3: Cross multiply
    5,474.46x = 7,555.46 × 3,085.32
  4. Step 4: Simplify right side
    5,474.46x = 23,310,996.42
  5. Step 5: Solve for x
    x = 23,310,996.42/5,474.46
  6. Step 6: Final answer
    x = 4,258.14

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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.