Home / 5,978.34-8,253.90-4,403.70

Finding the Fourth Proportional to 5,978.34, 8,253.90 and 4,403.70

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Solution

The fourth proportional to 5,978.34, 8,253.90 and 4,403.70 is: 6,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978.34 : 8,253.90 = 4,403.70 : x
  2. Step 2: Convert to fraction form
    5,978.34/8,253.90 = 4,403.70/x
  3. Step 3: Cross multiply
    5,978.34x = 8,253.90 × 4,403.70
  4. Step 4: Simplify right side
    5,978.34x = 36,347,699.43
  5. Step 5: Solve for x
    x = 36,347,699.43/5,978.34
  6. Step 6: Final answer
    x = 6,079.90

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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.