Home / 11,360.05-15,673.30-6,578.42

Finding the Fourth Proportional to 11,360.05, 15,673.30 and 6,578.42

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Solution

The fourth proportional to 11,360.05, 15,673.30 and 6,578.42 is: 9,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.05 : 15,673.30 = 6,578.42 : x
  2. Step 2: Convert to fraction form
    11,360.05/15,673.30 = 6,578.42/x
  3. Step 3: Cross multiply
    11,360.05x = 15,673.30 × 6,578.42
  4. Step 4: Simplify right side
    11,360.05x = 103,105,455.37
  5. Step 5: Solve for x
    x = 103,105,455.37/11,360.05
  6. Step 6: Final answer
    x = 9,076.15

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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.