Home / 11,758.12-16,225.70-6,721.96

Finding the Fourth Proportional to 11,758.12, 16,225.70 and 6,721.96

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Solution

The fourth proportional to 11,758.12, 16,225.70 and 6,721.96 is: 9,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.12 : 16,225.70 = 6,721.96 : x
  2. Step 2: Convert to fraction form
    11,758.12/16,225.70 = 6,721.96/x
  3. Step 3: Cross multiply
    11,758.12x = 16,225.70 × 6,721.96
  4. Step 4: Simplify right side
    11,758.12x = 109,068,506.37
  5. Step 5: Solve for x
    x = 109,068,506.37/11,758.12
  6. Step 6: Final answer
    x = 9,276.02

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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.