Home / 8,166.35-11,270.40-4,810.22

Finding the Fourth Proportional to 8,166.35, 11,270.40 and 4,810.22

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Solution

The fourth proportional to 8,166.35, 11,270.40 and 4,810.22 is: 6,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.35 : 11,270.40 = 4,810.22 : x
  2. Step 2: Convert to fraction form
    8,166.35/11,270.40 = 4,810.22/x
  3. Step 3: Cross multiply
    8,166.35x = 11,270.40 × 4,810.22
  4. Step 4: Simplify right side
    8,166.35x = 54,213,103.49
  5. Step 5: Solve for x
    x = 54,213,103.49/8,166.35
  6. Step 6: Final answer
    x = 6,638.60

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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.