Home / 12,086.51-16,680.24-6,709.23

Finding the Fourth Proportional to 12,086.51, 16,680.24 and 6,709.23

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Solution

The fourth proportional to 12,086.51, 16,680.24 and 6,709.23 is: 9,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,086.51 : 16,680.24 = 6,709.23 : x
  2. Step 2: Convert to fraction form
    12,086.51/16,680.24 = 6,709.23/x
  3. Step 3: Cross multiply
    12,086.51x = 16,680.24 × 6,709.23
  4. Step 4: Simplify right side
    12,086.51x = 111,911,566.62
  5. Step 5: Solve for x
    x = 111,911,566.62/12,086.51
  6. Step 6: Final answer
    x = 9,259.22

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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.