Home / 11,292.72-16,930.02-5,666.70

Finding the Fourth Proportional to 11,292.72, 16,930.02 and 5,666.70

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Solution

The fourth proportional to 11,292.72, 16,930.02 and 5,666.70 is: 8,495.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.72 : 16,930.02 = 5,666.70 : x
  2. Step 2: Convert to fraction form
    11,292.72/16,930.02 = 5,666.70/x
  3. Step 3: Cross multiply
    11,292.72x = 16,930.02 × 5,666.70
  4. Step 4: Simplify right side
    11,292.72x = 95,937,344.33
  5. Step 5: Solve for x
    x = 95,937,344.33/11,292.72
  6. Step 6: Final answer
    x = 8,495.50

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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.