Home / 12,207.24-16,849.01-6,905.18

Finding the Fourth Proportional to 12,207.24, 16,849.01 and 6,905.18

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Solution

The fourth proportional to 12,207.24, 16,849.01 and 6,905.18 is: 9,530.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,207.24 : 16,849.01 = 6,905.18 : x
  2. Step 2: Convert to fraction form
    12,207.24/16,849.01 = 6,905.18/x
  3. Step 3: Cross multiply
    12,207.24x = 16,849.01 × 6,905.18
  4. Step 4: Simplify right side
    12,207.24x = 116,345,506.26
  5. Step 5: Solve for x
    x = 116,345,506.26/12,207.24
  6. Step 6: Final answer
    x = 9,530.86

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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.