Home / 8,907.98-13,358.12-3,365.75

Finding the Fourth Proportional to 8,907.98, 13,358.12 and 3,365.75

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Solution

The fourth proportional to 8,907.98, 13,358.12 and 3,365.75 is: 5,047.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.98 : 13,358.12 = 3,365.75 : x
  2. Step 2: Convert to fraction form
    8,907.98/13,358.12 = 3,365.75/x
  3. Step 3: Cross multiply
    8,907.98x = 13,358.12 × 3,365.75
  4. Step 4: Simplify right side
    8,907.98x = 44,960,108.96
  5. Step 5: Solve for x
    x = 44,960,108.96/8,907.98
  6. Step 6: Final answer
    x = 5,047.18

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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.