Home / 6,211.01-9,319.46-2,515.79

Finding the Fourth Proportional to 6,211.01, 9,319.46 and 2,515.79

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Solution

The fourth proportional to 6,211.01, 9,319.46 and 2,515.79 is: 3,774.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.01 : 9,319.46 = 2,515.79 : x
  2. Step 2: Convert to fraction form
    6,211.01/9,319.46 = 2,515.79/x
  3. Step 3: Cross multiply
    6,211.01x = 9,319.46 × 2,515.79
  4. Step 4: Simplify right side
    6,211.01x = 23,445,814.99
  5. Step 5: Solve for x
    x = 23,445,814.99/6,211.01
  6. Step 6: Final answer
    x = 3,774.88

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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.