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Finding the Fourth Proportional to 8,901.55, 13,352.35 and 3,353.40

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Solution

The fourth proportional to 8,901.55, 13,352.35 and 3,353.40 is: 5,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.55 : 13,352.35 = 3,353.40 : x
  2. Step 2: Convert to fraction form
    8,901.55/13,352.35 = 3,353.40/x
  3. Step 3: Cross multiply
    8,901.55x = 13,352.35 × 3,353.40
  4. Step 4: Simplify right side
    8,901.55x = 44,775,770.49
  5. Step 5: Solve for x
    x = 44,775,770.49/8,901.55
  6. Step 6: Final answer
    x = 5,030.11

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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.