Home / 4,669.20-7,005-1,747.52

Finding the Fourth Proportional to 4,669.20, 7,005 and 1,747.52

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Solution

The fourth proportional to 4,669.20, 7,005 and 1,747.52 is: 2,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.20 : 7,005 = 1,747.52 : x
  2. Step 2: Convert to fraction form
    4,669.20/7,005 = 1,747.52/x
  3. Step 3: Cross multiply
    4,669.20x = 7,005 × 1,747.52
  4. Step 4: Simplify right side
    4,669.20x = 12,241,377.60
  5. Step 5: Solve for x
    x = 12,241,377.60/4,669.20
  6. Step 6: Final answer
    x = 2,621.73

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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.