Home / 5,554.46-7,661.58-3,314.62

Finding the Fourth Proportional to 5,554.46, 7,661.58 and 3,314.62

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Solution

The fourth proportional to 5,554.46, 7,661.58 and 3,314.62 is: 4,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.46 : 7,661.58 = 3,314.62 : x
  2. Step 2: Convert to fraction form
    5,554.46/7,661.58 = 3,314.62/x
  3. Step 3: Cross multiply
    5,554.46x = 7,661.58 × 3,314.62
  4. Step 4: Simplify right side
    5,554.46x = 25,395,187.99
  5. Step 5: Solve for x
    x = 25,395,187.99/5,554.46
  6. Step 6: Final answer
    x = 4,572.04

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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.