Home / 5,438.24-7,508.38-4,177.04

Finding the Fourth Proportional to 5,438.24, 7,508.38 and 4,177.04

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Solution

The fourth proportional to 5,438.24, 7,508.38 and 4,177.04 is: 5,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.24 : 7,508.38 = 4,177.04 : x
  2. Step 2: Convert to fraction form
    5,438.24/7,508.38 = 4,177.04/x
  3. Step 3: Cross multiply
    5,438.24x = 7,508.38 × 4,177.04
  4. Step 4: Simplify right side
    5,438.24x = 31,362,803.60
  5. Step 5: Solve for x
    x = 31,362,803.60/5,438.24
  6. Step 6: Final answer
    x = 5,767.09

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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.