Home / 5,458.53-8,187.76-1,562.95

Finding the Fourth Proportional to 5,458.53, 8,187.76 and 1,562.95

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Solution

The fourth proportional to 5,458.53, 8,187.76 and 1,562.95 is: 2,344.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.53 : 8,187.76 = 1,562.95 : x
  2. Step 2: Convert to fraction form
    5,458.53/8,187.76 = 1,562.95/x
  3. Step 3: Cross multiply
    5,458.53x = 8,187.76 × 1,562.95
  4. Step 4: Simplify right side
    5,458.53x = 12,797,059.49
  5. Step 5: Solve for x
    x = 12,797,059.49/5,458.53
  6. Step 6: Final answer
    x = 2,344.41

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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.