Home / 5,720.22-8,569.44-3,256.74

Finding the Fourth Proportional to 5,720.22, 8,569.44 and 3,256.74

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Solution

The fourth proportional to 5,720.22, 8,569.44 and 3,256.74 is: 4,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.22 : 8,569.44 = 3,256.74 : x
  2. Step 2: Convert to fraction form
    5,720.22/8,569.44 = 3,256.74/x
  3. Step 3: Cross multiply
    5,720.22x = 8,569.44 × 3,256.74
  4. Step 4: Simplify right side
    5,720.22x = 27,908,438.03
  5. Step 5: Solve for x
    x = 27,908,438.03/5,720.22
  6. Step 6: Final answer
    x = 4,878.91

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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.