Home / 11,262.72-16,895.90-4,689.16

Finding the Fourth Proportional to 11,262.72, 16,895.90 and 4,689.16

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Solution

The fourth proportional to 11,262.72, 16,895.90 and 4,689.16 is: 7,034.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.72 : 16,895.90 = 4,689.16 : x
  2. Step 2: Convert to fraction form
    11,262.72/16,895.90 = 4,689.16/x
  3. Step 3: Cross multiply
    11,262.72x = 16,895.90 × 4,689.16
  4. Step 4: Simplify right side
    11,262.72x = 79,227,578.44
  5. Step 5: Solve for x
    x = 79,227,578.44/11,262.72
  6. Step 6: Final answer
    x = 7,034.50

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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.