Home / 12,015.22-16,580.97-6,710.04

Finding the Fourth Proportional to 12,015.22, 16,580.97 and 6,710.04

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Solution

The fourth proportional to 12,015.22, 16,580.97 and 6,710.04 is: 9,259.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,015.22 : 16,580.97 = 6,710.04 : x
  2. Step 2: Convert to fraction form
    12,015.22/16,580.97 = 6,710.04/x
  3. Step 3: Cross multiply
    12,015.22x = 16,580.97 × 6,710.04
  4. Step 4: Simplify right side
    12,015.22x = 111,258,971.94
  5. Step 5: Solve for x
    x = 111,258,971.94/12,015.22
  6. Step 6: Final answer
    x = 9,259.84

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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.