Home / 11,454.07-17,180.02-3,660.79

Finding the Fourth Proportional to 11,454.07, 17,180.02 and 3,660.79

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Solution

The fourth proportional to 11,454.07, 17,180.02 and 3,660.79 is: 5,490.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.07 : 17,180.02 = 3,660.79 : x
  2. Step 2: Convert to fraction form
    11,454.07/17,180.02 = 3,660.79/x
  3. Step 3: Cross multiply
    11,454.07x = 17,180.02 × 3,660.79
  4. Step 4: Simplify right side
    11,454.07x = 62,892,445.42
  5. Step 5: Solve for x
    x = 62,892,445.42/11,454.07
  6. Step 6: Final answer
    x = 5,490.84

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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.