Home / 6,276.58-9,408.74-2,988.79

Finding the Fourth Proportional to 6,276.58, 9,408.74 and 2,988.79

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Solution

The fourth proportional to 6,276.58, 9,408.74 and 2,988.79 is: 4,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.58 : 9,408.74 = 2,988.79 : x
  2. Step 2: Convert to fraction form
    6,276.58/9,408.74 = 2,988.79/x
  3. Step 3: Cross multiply
    6,276.58x = 9,408.74 × 2,988.79
  4. Step 4: Simplify right side
    6,276.58x = 28,120,748.02
  5. Step 5: Solve for x
    x = 28,120,748.02/6,276.58
  6. Step 6: Final answer
    x = 4,480.27

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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.