Home / 5,911.02-8,156.64-3,257.76

Finding the Fourth Proportional to 5,911.02, 8,156.64 and 3,257.76

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Solution

The fourth proportional to 5,911.02, 8,156.64 and 3,257.76 is: 4,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.02 : 8,156.64 = 3,257.76 : x
  2. Step 2: Convert to fraction form
    5,911.02/8,156.64 = 3,257.76/x
  3. Step 3: Cross multiply
    5,911.02x = 8,156.64 × 3,257.76
  4. Step 4: Simplify right side
    5,911.02x = 26,572,375.53
  5. Step 5: Solve for x
    x = 26,572,375.53/5,911.02
  6. Step 6: Final answer
    x = 4,495.40

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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.