Home / 12,095.20-16,689.27-6,790.24

Finding the Fourth Proportional to 12,095.20, 16,689.27 and 6,790.24

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Solution

The fourth proportional to 12,095.20, 16,689.27 and 6,790.24 is: 9,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.20 : 16,689.27 = 6,790.24 : x
  2. Step 2: Convert to fraction form
    12,095.20/16,689.27 = 6,790.24/x
  3. Step 3: Cross multiply
    12,095.20x = 16,689.27 × 6,790.24
  4. Step 4: Simplify right side
    12,095.20x = 113,324,148.72
  5. Step 5: Solve for x
    x = 113,324,148.72/12,095.20
  6. Step 6: Final answer
    x = 9,369.35

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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.