Home / 11,947.21-16,487.27-6,569.93

Finding the Fourth Proportional to 11,947.21, 16,487.27 and 6,569.93

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Solution

The fourth proportional to 11,947.21, 16,487.27 and 6,569.93 is: 9,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947.21 : 16,487.27 = 6,569.93 : x
  2. Step 2: Convert to fraction form
    11,947.21/16,487.27 = 6,569.93/x
  3. Step 3: Cross multiply
    11,947.21x = 16,487.27 × 6,569.93
  4. Step 4: Simplify right side
    11,947.21x = 108,320,209.79
  5. Step 5: Solve for x
    x = 108,320,209.79/11,947.21
  6. Step 6: Final answer
    x = 9,066.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.