Home / 5,725.56-8,580.66-4,711.80

Finding the Fourth Proportional to 5,725.56, 8,580.66 and 4,711.80

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Solution

The fourth proportional to 5,725.56, 8,580.66 and 4,711.80 is: 7,061.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.56 : 8,580.66 = 4,711.80 : x
  2. Step 2: Convert to fraction form
    5,725.56/8,580.66 = 4,711.80/x
  3. Step 3: Cross multiply
    5,725.56x = 8,580.66 × 4,711.80
  4. Step 4: Simplify right side
    5,725.56x = 40,430,353.79
  5. Step 5: Solve for x
    x = 40,430,353.79/5,725.56
  6. Step 6: Final answer
    x = 7,061.38

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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.