Home / 11,492.29-15,859.52-6,776.57

Finding the Fourth Proportional to 11,492.29, 15,859.52 and 6,776.57

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Solution

The fourth proportional to 11,492.29, 15,859.52 and 6,776.57 is: 9,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,492.29 : 15,859.52 = 6,776.57 : x
  2. Step 2: Convert to fraction form
    11,492.29/15,859.52 = 6,776.57/x
  3. Step 3: Cross multiply
    11,492.29x = 15,859.52 × 6,776.57
  4. Step 4: Simplify right side
    11,492.29x = 107,473,147.45
  5. Step 5: Solve for x
    x = 107,473,147.45/11,492.29
  6. Step 6: Final answer
    x = 9,351.76

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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.