Home / 9,029.73-13,544.28-3,186.21

Finding the Fourth Proportional to 9,029.73, 13,544.28 and 3,186.21

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Solution

The fourth proportional to 9,029.73, 13,544.28 and 3,186.21 is: 4,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.73 : 13,544.28 = 3,186.21 : x
  2. Step 2: Convert to fraction form
    9,029.73/13,544.28 = 3,186.21/x
  3. Step 3: Cross multiply
    9,029.73x = 13,544.28 × 3,186.21
  4. Step 4: Simplify right side
    9,029.73x = 43,154,920.38
  5. Step 5: Solve for x
    x = 43,154,920.38/9,029.73
  6. Step 6: Final answer
    x = 4,779.20

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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.