Home / 11,808.06-17,686.58-5,558.70

Finding the Fourth Proportional to 11,808.06, 17,686.58 and 5,558.70

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Solution

The fourth proportional to 11,808.06, 17,686.58 and 5,558.70 is: 8,326.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.06 : 17,686.58 = 5,558.70 : x
  2. Step 2: Convert to fraction form
    11,808.06/17,686.58 = 5,558.70/x
  3. Step 3: Cross multiply
    11,808.06x = 17,686.58 × 5,558.70
  4. Step 4: Simplify right side
    11,808.06x = 98,314,392.25
  5. Step 5: Solve for x
    x = 98,314,392.25/11,808.06
  6. Step 6: Final answer
    x = 8,326.04

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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.