Home / 7,446.06-11,160.90-3,281.64

Finding the Fourth Proportional to 7,446.06, 11,160.90 and 3,281.64

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Solution

The fourth proportional to 7,446.06, 11,160.90 and 3,281.64 is: 4,918.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.06 : 11,160.90 = 3,281.64 : x
  2. Step 2: Convert to fraction form
    7,446.06/11,160.90 = 3,281.64/x
  3. Step 3: Cross multiply
    7,446.06x = 11,160.90 × 3,281.64
  4. Step 4: Simplify right side
    7,446.06x = 36,626,055.88
  5. Step 5: Solve for x
    x = 36,626,055.88/7,446.06
  6. Step 6: Final answer
    x = 4,918.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.