Home / 4,910.89-6,779.53-3,325.91

Finding the Fourth Proportional to 4,910.89, 6,779.53 and 3,325.91

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Solution

The fourth proportional to 4,910.89, 6,779.53 and 3,325.91 is: 4,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.89 : 6,779.53 = 3,325.91 : x
  2. Step 2: Convert to fraction form
    4,910.89/6,779.53 = 3,325.91/x
  3. Step 3: Cross multiply
    4,910.89x = 6,779.53 × 3,325.91
  4. Step 4: Simplify right side
    4,910.89x = 22,548,106.62
  5. Step 5: Solve for x
    x = 22,548,106.62/4,910.89
  6. Step 6: Final answer
    x = 4,591.45

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1.5x scale

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.