Home / 12,170.49-16,795.28-6,581.49

Finding the Fourth Proportional to 12,170.49, 16,795.28 and 6,581.49

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Solution

The fourth proportional to 12,170.49, 16,795.28 and 6,581.49 is: 9,082.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170.49 : 16,795.28 = 6,581.49 : x
  2. Step 2: Convert to fraction form
    12,170.49/16,795.28 = 6,581.49/x
  3. Step 3: Cross multiply
    12,170.49x = 16,795.28 × 6,581.49
  4. Step 4: Simplify right side
    12,170.49x = 110,537,934.46
  5. Step 5: Solve for x
    x = 110,537,934.46/12,170.49
  6. Step 6: Final answer
    x = 9,082.46

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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.