Home / 12,151.26-16,767.54-6,847.02

Finding the Fourth Proportional to 12,151.26, 16,767.54 and 6,847.02

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Solution

The fourth proportional to 12,151.26, 16,767.54 and 6,847.02 is: 9,448.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151.26 : 16,767.54 = 6,847.02 : x
  2. Step 2: Convert to fraction form
    12,151.26/16,767.54 = 6,847.02/x
  3. Step 3: Cross multiply
    12,151.26x = 16,767.54 × 6,847.02
  4. Step 4: Simplify right side
    12,151.26x = 114,807,681.73
  5. Step 5: Solve for x
    x = 114,807,681.73/12,151.26
  6. Step 6: Final answer
    x = 9,448.21

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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.