Home / 8,030.90-11,073.20-6,436.27

Finding the Fourth Proportional to 8,030.90, 11,073.20 and 6,436.27

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Solution

The fourth proportional to 8,030.90, 11,073.20 and 6,436.27 is: 8,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.90 : 11,073.20 = 6,436.27 : x
  2. Step 2: Convert to fraction form
    8,030.90/11,073.20 = 6,436.27/x
  3. Step 3: Cross multiply
    8,030.90x = 11,073.20 × 6,436.27
  4. Step 4: Simplify right side
    8,030.90x = 71,270,104.96
  5. Step 5: Solve for x
    x = 71,270,104.96/8,030.90
  6. Step 6: Final answer
    x = 8,874.49

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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.