Home / 11,180.16-16,775.28-4,610.88

Finding the Fourth Proportional to 11,180.16, 16,775.28 and 4,610.88

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Solution

The fourth proportional to 11,180.16, 16,775.28 and 4,610.88 is: 6,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.16 : 16,775.28 = 4,610.88 : x
  2. Step 2: Convert to fraction form
    11,180.16/16,775.28 = 4,610.88/x
  3. Step 3: Cross multiply
    11,180.16x = 16,775.28 × 4,610.88
  4. Step 4: Simplify right side
    11,180.16x = 77,348,803.05
  5. Step 5: Solve for x
    x = 77,348,803.05/11,180.16
  6. Step 6: Final answer
    x = 6,918.40

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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.