Home / 12,166.92-18,250.92-4,376.16

Finding the Fourth Proportional to 12,166.92, 18,250.92 and 4,376.16

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Solution

The fourth proportional to 12,166.92, 18,250.92 and 4,376.16 is: 6,564.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,166.92 : 18,250.92 = 4,376.16 : x
  2. Step 2: Convert to fraction form
    12,166.92/18,250.92 = 4,376.16/x
  3. Step 3: Cross multiply
    12,166.92x = 18,250.92 × 4,376.16
  4. Step 4: Simplify right side
    12,166.92x = 79,868,946.07
  5. Step 5: Solve for x
    x = 79,868,946.07/12,166.92
  6. Step 6: Final answer
    x = 6,564.43

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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.