Home / 11,130.60-16,704.36-4,117.25

Finding the Fourth Proportional to 11,130.60, 16,704.36 and 4,117.25

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Solution

The fourth proportional to 11,130.60, 16,704.36 and 4,117.25 is: 6,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.60 : 16,704.36 = 4,117.25 : x
  2. Step 2: Convert to fraction form
    11,130.60/16,704.36 = 4,117.25/x
  3. Step 3: Cross multiply
    11,130.60x = 16,704.36 × 4,117.25
  4. Step 4: Simplify right side
    11,130.60x = 68,775,974.01
  5. Step 5: Solve for x
    x = 68,775,974.01/11,130.60
  6. Step 6: Final answer
    x = 6,179.00

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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.