Home / 12,114.62-16,717.34-6,810.23

Finding the Fourth Proportional to 12,114.62, 16,717.34 and 6,810.23

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Solution

The fourth proportional to 12,114.62, 16,717.34 and 6,810.23 is: 9,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114.62 : 16,717.34 = 6,810.23 : x
  2. Step 2: Convert to fraction form
    12,114.62/16,717.34 = 6,810.23/x
  3. Step 3: Cross multiply
    12,114.62x = 16,717.34 × 6,810.23
  4. Step 4: Simplify right side
    12,114.62x = 113,848,812.75
  5. Step 5: Solve for x
    x = 113,848,812.75/12,114.62
  6. Step 6: Final answer
    x = 9,397.64

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1.5x scale

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.