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Finding the Fourth Proportional to 5,597.73, 8,390.88 and 1,898.91

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Solution

The fourth proportional to 5,597.73, 8,390.88 and 1,898.91 is: 2,846.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,597.73 : 8,390.88 = 1,898.91 : x
  2. Step 2: Convert to fraction form
    5,597.73/8,390.88 = 1,898.91/x
  3. Step 3: Cross multiply
    5,597.73x = 8,390.88 × 1,898.91
  4. Step 4: Simplify right side
    5,597.73x = 15,933,525.94
  5. Step 5: Solve for x
    x = 15,933,525.94/5,597.73
  6. Step 6: Final answer
    x = 2,846.43

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1.5x scale

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.