Home / 12,252.09-16,907.90-6,663.09

Finding the Fourth Proportional to 12,252.09, 16,907.90 and 6,663.09

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Solution

The fourth proportional to 12,252.09, 16,907.90 and 6,663.09 is: 9,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.09 : 16,907.90 = 6,663.09 : x
  2. Step 2: Convert to fraction form
    12,252.09/16,907.90 = 6,663.09/x
  3. Step 3: Cross multiply
    12,252.09x = 16,907.90 × 6,663.09
  4. Step 4: Simplify right side
    12,252.09x = 112,658,826.10
  5. Step 5: Solve for x
    x = 112,658,826.10/12,252.09
  6. Step 6: Final answer
    x = 9,195.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.