Home / 8,933.07-13,400.32-3,009.98

Finding the Fourth Proportional to 8,933.07, 13,400.32 and 3,009.98

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Solution

The fourth proportional to 8,933.07, 13,400.32 and 3,009.98 is: 4,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.07 : 13,400.32 = 3,009.98 : x
  2. Step 2: Convert to fraction form
    8,933.07/13,400.32 = 3,009.98/x
  3. Step 3: Cross multiply
    8,933.07x = 13,400.32 × 3,009.98
  4. Step 4: Simplify right side
    8,933.07x = 40,334,695.19
  5. Step 5: Solve for x
    x = 40,334,695.19/8,933.07
  6. Step 6: Final answer
    x = 4,515.21

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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.