Home / 12,160.29-18,241.34-4,369.17

Finding the Fourth Proportional to 12,160.29, 18,241.34 and 4,369.17

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Solution

The fourth proportional to 12,160.29, 18,241.34 and 4,369.17 is: 6,554.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,160.29 : 18,241.34 = 4,369.17 : x
  2. Step 2: Convert to fraction form
    12,160.29/18,241.34 = 4,369.17/x
  3. Step 3: Cross multiply
    12,160.29x = 18,241.34 × 4,369.17
  4. Step 4: Simplify right side
    12,160.29x = 79,699,493.64
  5. Step 5: Solve for x
    x = 79,699,493.64/12,160.29
  6. Step 6: Final answer
    x = 6,554.08

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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.