Home / 6,215.27-8,575.14-3,562.16

Finding the Fourth Proportional to 6,215.27, 8,575.14 and 3,562.16

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Solution

The fourth proportional to 6,215.27, 8,575.14 and 3,562.16 is: 4,914.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.27 : 8,575.14 = 3,562.16 : x
  2. Step 2: Convert to fraction form
    6,215.27/8,575.14 = 3,562.16/x
  3. Step 3: Cross multiply
    6,215.27x = 8,575.14 × 3,562.16
  4. Step 4: Simplify right side
    6,215.27x = 30,546,020.70
  5. Step 5: Solve for x
    x = 30,546,020.70/6,215.27
  6. Step 6: Final answer
    x = 4,914.67

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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.