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Finding the Fourth Proportional to 5,597.55, 8,390.03 and 3,376.94

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Solution

The fourth proportional to 5,597.55, 8,390.03 and 3,376.94 is: 5,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,597.55 : 8,390.03 = 3,376.94 : x
  2. Step 2: Convert to fraction form
    5,597.55/8,390.03 = 3,376.94/x
  3. Step 3: Cross multiply
    5,597.55x = 8,390.03 × 3,376.94
  4. Step 4: Simplify right side
    5,597.55x = 28,332,569.07
  5. Step 5: Solve for x
    x = 28,332,569.07/5,597.55
  6. Step 6: Final answer
    x = 5,061.60

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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.