Home / 11,784.07-17,684.22-4,858.57

Finding the Fourth Proportional to 11,784.07, 17,684.22 and 4,858.57

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Solution

The fourth proportional to 11,784.07, 17,684.22 and 4,858.57 is: 7,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.07 : 17,684.22 = 4,858.57 : x
  2. Step 2: Convert to fraction form
    11,784.07/17,684.22 = 4,858.57/x
  3. Step 3: Cross multiply
    11,784.07x = 17,684.22 × 4,858.57
  4. Step 4: Simplify right side
    11,784.07x = 85,920,020.77
  5. Step 5: Solve for x
    x = 85,920,020.77/11,784.07
  6. Step 6: Final answer
    x = 7,291.20

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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.