Home / 4,212.15-6,320.04-1,747.53

Finding the Fourth Proportional to 4,212.15, 6,320.04 and 1,747.53

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Solution

The fourth proportional to 4,212.15, 6,320.04 and 1,747.53 is: 2,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.15 : 6,320.04 = 1,747.53 : x
  2. Step 2: Convert to fraction form
    4,212.15/6,320.04 = 1,747.53/x
  3. Step 3: Cross multiply
    4,212.15x = 6,320.04 × 1,747.53
  4. Step 4: Simplify right side
    4,212.15x = 11,044,459.50
  5. Step 5: Solve for x
    x = 11,044,459.50/4,212.15
  6. Step 6: Final answer
    x = 2,622.05

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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.