Home / 12,157.07-16,776.75-6,568.07

Finding the Fourth Proportional to 12,157.07, 16,776.75 and 6,568.07

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Solution

The fourth proportional to 12,157.07, 16,776.75 and 6,568.07 is: 9,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,157.07 : 16,776.75 = 6,568.07 : x
  2. Step 2: Convert to fraction form
    12,157.07/16,776.75 = 6,568.07/x
  3. Step 3: Cross multiply
    12,157.07x = 16,776.75 × 6,568.07
  4. Step 4: Simplify right side
    12,157.07x = 110,190,784.49
  5. Step 5: Solve for x
    x = 110,190,784.49/12,157.07
  6. Step 6: Final answer
    x = 9,063.93

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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.