Home / 9,042.50-13,584.60-8,668.84

Finding the Fourth Proportional to 9,042.50, 13,584.60 and 8,668.84

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Solution

The fourth proportional to 9,042.50, 13,584.60 and 8,668.84 is: 13,023.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.50 : 13,584.60 = 8,668.84 : x
  2. Step 2: Convert to fraction form
    9,042.50/13,584.60 = 8,668.84/x
  3. Step 3: Cross multiply
    9,042.50x = 13,584.60 × 8,668.84
  4. Step 4: Simplify right side
    9,042.50x = 117,762,728.11
  5. Step 5: Solve for x
    x = 117,762,728.11/9,042.50
  6. Step 6: Final answer
    x = 13,023.24

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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.