Home / 5,748.45-8,615.71-4,079.95

Finding the Fourth Proportional to 5,748.45, 8,615.71 and 4,079.95

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Solution

The fourth proportional to 5,748.45, 8,615.71 and 4,079.95 is: 6,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.45 : 8,615.71 = 4,079.95 : x
  2. Step 2: Convert to fraction form
    5,748.45/8,615.71 = 4,079.95/x
  3. Step 3: Cross multiply
    5,748.45x = 8,615.71 × 4,079.95
  4. Step 4: Simplify right side
    5,748.45x = 35,151,649.58
  5. Step 5: Solve for x
    x = 35,151,649.58/5,748.45
  6. Step 6: Final answer
    x = 6,114.98

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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.