Home / 8,901.45-13,376.43-4,744.44

Finding the Fourth Proportional to 8,901.45, 13,376.43 and 4,744.44

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Solution

The fourth proportional to 8,901.45, 13,376.43 and 4,744.44 is: 7,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.45 : 13,376.43 = 4,744.44 : x
  2. Step 2: Convert to fraction form
    8,901.45/13,376.43 = 4,744.44/x
  3. Step 3: Cross multiply
    8,901.45x = 13,376.43 × 4,744.44
  4. Step 4: Simplify right side
    8,901.45x = 63,463,669.55
  5. Step 5: Solve for x
    x = 63,463,669.55/8,901.45
  6. Step 6: Final answer
    x = 7,129.59

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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.