Home / 11,647.72-17,461.70-4,632.69

Finding the Fourth Proportional to 11,647.72, 17,461.70 and 4,632.69

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Solution

The fourth proportional to 11,647.72, 17,461.70 and 4,632.69 is: 6,945.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,647.72 : 17,461.70 = 4,632.69 : x
  2. Step 2: Convert to fraction form
    11,647.72/17,461.70 = 4,632.69/x
  3. Step 3: Cross multiply
    11,647.72x = 17,461.70 × 4,632.69
  4. Step 4: Simplify right side
    11,647.72x = 80,894,715.69
  5. Step 5: Solve for x
    x = 80,894,715.69/11,647.72
  6. Step 6: Final answer
    x = 6,945.11

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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.