Home / 6,417.56-9,629.33-2,720.67

Finding the Fourth Proportional to 6,417.56, 9,629.33 and 2,720.67

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Solution

The fourth proportional to 6,417.56, 9,629.33 and 2,720.67 is: 4,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.56 : 9,629.33 = 2,720.67 : x
  2. Step 2: Convert to fraction form
    6,417.56/9,629.33 = 2,720.67/x
  3. Step 3: Cross multiply
    6,417.56x = 9,629.33 × 2,720.67
  4. Step 4: Simplify right side
    6,417.56x = 26,198,215.65
  5. Step 5: Solve for x
    x = 26,198,215.65/6,417.56
  6. Step 6: Final answer
    x = 4,082.27

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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.