Home / 11,632.72-17,455.92-4,237.62

Finding the Fourth Proportional to 11,632.72, 17,455.92 and 4,237.62

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Solution

The fourth proportional to 11,632.72, 17,455.92 and 4,237.62 is: 6,358.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,632.72 : 17,455.92 = 4,237.62 : x
  2. Step 2: Convert to fraction form
    11,632.72/17,455.92 = 4,237.62/x
  3. Step 3: Cross multiply
    11,632.72x = 17,455.92 × 4,237.62
  4. Step 4: Simplify right side
    11,632.72x = 73,971,555.71
  5. Step 5: Solve for x
    x = 73,971,555.71/11,632.72
  6. Step 6: Final answer
    x = 6,358.92

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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.