Home / 12,157.13-16,776.84-6,568.13

Finding the Fourth Proportional to 12,157.13, 16,776.84 and 6,568.13

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Solution

The fourth proportional to 12,157.13, 16,776.84 and 6,568.13 is: 9,064.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,157.13 : 16,776.84 = 6,568.13 : x
  2. Step 2: Convert to fraction form
    12,157.13/16,776.84 = 6,568.13/x
  3. Step 3: Cross multiply
    12,157.13x = 16,776.84 × 6,568.13
  4. Step 4: Simplify right side
    12,157.13x = 110,192,349.38
  5. Step 5: Solve for x
    x = 110,192,349.38/12,157.13
  6. Step 6: Final answer
    x = 9,064.01

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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.