Home / 11,766.23-16,237.45-6,730.51

Finding the Fourth Proportional to 11,766.23, 16,237.45 and 6,730.51

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Solution

The fourth proportional to 11,766.23, 16,237.45 and 6,730.51 is: 9,288.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766.23 : 16,237.45 = 6,730.51 : x
  2. Step 2: Convert to fraction form
    11,766.23/16,237.45 = 6,730.51/x
  3. Step 3: Cross multiply
    11,766.23x = 16,237.45 × 6,730.51
  4. Step 4: Simplify right side
    11,766.23x = 109,286,238.41
  5. Step 5: Solve for x
    x = 109,286,238.41/11,766.23
  6. Step 6: Final answer
    x = 9,288.13

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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.