Home / 7,862.60-11,793.08-2,668.34

Finding the Fourth Proportional to 7,862.60, 11,793.08 and 2,668.34

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Solution

The fourth proportional to 7,862.60, 11,793.08 and 2,668.34 is: 4,002.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.60 : 11,793.08 = 2,668.34 : x
  2. Step 2: Convert to fraction form
    7,862.60/11,793.08 = 2,668.34/x
  3. Step 3: Cross multiply
    7,862.60x = 11,793.08 × 2,668.34
  4. Step 4: Simplify right side
    7,862.60x = 31,467,947.09
  5. Step 5: Solve for x
    x = 31,467,947.09/7,862.60
  6. Step 6: Final answer
    x = 4,002.23

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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.