Home / 12,260-16,918.80-6,671.04

Finding the Fourth Proportional to 12,260, 16,918.80 and 6,671.04

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Solution

The fourth proportional to 12,260, 16,918.80 and 6,671.04 is: 9,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260 : 16,918.80 = 6,671.04 : x
  2. Step 2: Convert to fraction form
    12,260/16,918.80 = 6,671.04/x
  3. Step 3: Cross multiply
    12,260x = 16,918.80 × 6,671.04
  4. Step 4: Simplify right side
    12,260x = 112,865,991.55
  5. Step 5: Solve for x
    x = 112,865,991.55/12,260
  6. Step 6: Final answer
    x = 9,206.04

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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.