Home / 5,440.32-7,506.09-3,082.41

Finding the Fourth Proportional to 5,440.32, 7,506.09 and 3,082.41

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Solution

The fourth proportional to 5,440.32, 7,506.09 and 3,082.41 is: 4,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.32 : 7,506.09 = 3,082.41 : x
  2. Step 2: Convert to fraction form
    5,440.32/7,506.09 = 3,082.41/x
  3. Step 3: Cross multiply
    5,440.32x = 7,506.09 × 3,082.41
  4. Step 4: Simplify right side
    5,440.32x = 23,136,846.88
  5. Step 5: Solve for x
    x = 23,136,846.88/5,440.32
  6. Step 6: Final answer
    x = 4,252.85

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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.