Home / 11,722.42-17,585.63-4,326.92

Finding the Fourth Proportional to 11,722.42, 17,585.63 and 4,326.92

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Solution

The fourth proportional to 11,722.42, 17,585.63 and 4,326.92 is: 6,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.42 : 17,585.63 = 4,326.92 : x
  2. Step 2: Convert to fraction form
    11,722.42/17,585.63 = 4,326.92/x
  3. Step 3: Cross multiply
    11,722.42x = 17,585.63 × 4,326.92
  4. Step 4: Simplify right side
    11,722.42x = 76,091,515.41
  5. Step 5: Solve for x
    x = 76,091,515.41/11,722.42
  6. Step 6: Final answer
    x = 6,491.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.