Home / 6,214.52-8,575.98-3,420.02

Finding the Fourth Proportional to 6,214.52, 8,575.98 and 3,420.02

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Solution

The fourth proportional to 6,214.52, 8,575.98 and 3,420.02 is: 4,719.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,214.52 : 8,575.98 = 3,420.02 : x
  2. Step 2: Convert to fraction form
    6,214.52/8,575.98 = 3,420.02/x
  3. Step 3: Cross multiply
    6,214.52x = 8,575.98 × 3,420.02
  4. Step 4: Simplify right side
    6,214.52x = 29,330,023.12
  5. Step 5: Solve for x
    x = 29,330,023.12/6,214.52
  6. Step 6: Final answer
    x = 4,719.60

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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.