Home / 4,830.66-7,245.86-1,543.95

Finding the Fourth Proportional to 4,830.66, 7,245.86 and 1,543.95

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Solution

The fourth proportional to 4,830.66, 7,245.86 and 1,543.95 is: 2,315.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.66 : 7,245.86 = 1,543.95 : x
  2. Step 2: Convert to fraction form
    4,830.66/7,245.86 = 1,543.95/x
  3. Step 3: Cross multiply
    4,830.66x = 7,245.86 × 1,543.95
  4. Step 4: Simplify right side
    4,830.66x = 11,187,237.83
  5. Step 5: Solve for x
    x = 11,187,237.83/4,830.66
  6. Step 6: Final answer
    x = 2,315.88

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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.