Home / 5,725.28-8,588.04-2,438.96

Finding the Fourth Proportional to 5,725.28, 8,588.04 and 2,438.96

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Solution

The fourth proportional to 5,725.28, 8,588.04 and 2,438.96 is: 3,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.28 : 8,588.04 = 2,438.96 : x
  2. Step 2: Convert to fraction form
    5,725.28/8,588.04 = 2,438.96/x
  3. Step 3: Cross multiply
    5,725.28x = 8,588.04 × 2,438.96
  4. Step 4: Simplify right side
    5,725.28x = 20,945,886.04
  5. Step 5: Solve for x
    x = 20,945,886.04/5,725.28
  6. Step 6: Final answer
    x = 3,658.49

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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.