Home / 5,706.56-8,557.76-2,419.88

Finding the Fourth Proportional to 5,706.56, 8,557.76 and 2,419.88

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Solution

The fourth proportional to 5,706.56, 8,557.76 and 2,419.88 is: 3,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,706.56 : 8,557.76 = 2,419.88 : x
  2. Step 2: Convert to fraction form
    5,706.56/8,557.76 = 2,419.88/x
  3. Step 3: Cross multiply
    5,706.56x = 8,557.76 × 2,419.88
  4. Step 4: Simplify right side
    5,706.56x = 20,708,752.27
  5. Step 5: Solve for x
    x = 20,708,752.27/5,706.56
  6. Step 6: Final answer
    x = 3,628.94

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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.